Halo: The Master Chief Collection achievements
20,116
(6,000)

Halo: The Master Chief Collection

4.5 from 16041 votes

There are 600 Halo: The Master Chief Collection achievements (400 without DLC) worth 20,116 (6,000)

229,350 tracked gamers have this game, 1,147 have completed it (0.50%)

brownstar ninja
30%

brownstar ninja2,788 (1,255)

First played on 14 Dec 18 , Played for 86 hrs 43 mins

152 achievements out of 501 won (inc 56 of 101 DLC achievements)

View

Halo: The Master Chief Collection Achievements

Halo 2: Complete The Great Journey.
Unlocked by 82,193 tracked gamers (36% - TA Ratio = 1.67)  
Warrior18 (10)
Halo 2: Complete every level of the game on Normal difficulty.
Unlocked by 68,483 tracked gamers (30% - TA Ratio = 1.83)  
Hero52 (20)
Halo 2: Complete every level of the game on Heroic difficulty.
Unlocked by 33,680 tracked gamers (15% - TA Ratio = 2.61)  
Halo 2: Complete every level of Halo 2 having seen it in both classic and remastered mode.
Unlocked by 49,987 tracked gamers (22% - TA Ratio = 2.14)  
Halo 2: Complete every level of the game on Easy difficulty.
Unlocked by 75,057 tracked gamers (33% - TA Ratio = 1.74)  
Halo 2: Complete High Charity.
Unlocked by 82,755 tracked gamers (36% - TA Ratio = 1.66)  
Complete 450 missions or multiplayer games.
Unlocked by 24,733 tracked gamers (11% - TA Ratio = 3.04)  
Uprising17 (10)
Halo 2: Complete Uprising.
Unlocked by 82,065 tracked gamers (36% - TA Ratio = 1.67)  
Scholar10 (5)
Halo 2: Activate Terminal 11 on Uprising.
Unlocked by 57,335 tracked gamers (25% - TA Ratio = 2.00)  
Kill 100 Brutes.
Unlocked by 105,973 tracked gamers (46% - TA Ratio = 1.47)  
Halo 2: Listen to the Cowardly Grunt's woes.
Unlocked by 23,130 tracked gamers (10% - TA Ratio = 3.15)  
Gravemind16 (10)
Halo 2: Complete Gravemind.
Unlocked by 84,860 tracked gamers (37% - TA Ratio = 1.64)  
Collect 3,000 campaign or playlist medals.
Unlocked by 88,383 tracked gamers (38% - TA Ratio = 1.61)  
Halo 2: Activate Terminal 10 on Gravemind.
Unlocked by 46,305 tracked gamers (20% - TA Ratio = 2.22)  
Halo 2: Kill an enraged, berserk Brute using melee.
Unlocked by 91,586 tracked gamers (40% - TA Ratio = 1.58)  
Halo 2: Complete Quarantine Zone.
Unlocked by 87,402 tracked gamers (38% - TA Ratio = 1.62)  
Foe Hammer15 (10)
Kill 5,000 enemies or players.
Unlocked by 99,618 tracked gamers (43% - TA Ratio = 1.51)  
Halo 2: Activate Terminal 9 on Quarantine Zone.
Unlocked by 66,968 tracked gamers (29% - TA Ratio = 1.85)  
Halo 2: Complete Sacred Icon.
Unlocked by 90,360 tracked gamers (39% - TA Ratio = 1.59)  
Kill 1000 Flood.
Unlocked by 106,520 tracked gamers (46% - TA Ratio = 1.46)  
Win 250 multiplayer games.
Unlocked by 13,719 tracked gamers (6% - TA Ratio = 4.09)  
Complete 400 missions or multiplayer games.
Unlocked by 27,330 tracked gamers (12% - TA Ratio = 2.90)  
Win 200 multiplayer games.
Unlocked by 16,298 tracked gamers (7% - TA Ratio = 3.75)  
Regret16 (10)
Halo 2: Complete Regret.
Unlocked by 93,309 tracked gamers (41% - TA Ratio = 1.56)  
Halo 2: Complete the level Regret with the Prophet Birthday Skull activated.
Unlocked by 26,486 tracked gamers (12% - TA Ratio = 2.94)  
Delta Halo15 (10)
Halo 2: Complete Delta Halo.
Unlocked by 97,695 tracked gamers (43% - TA Ratio = 1.53)  
Boundless26 (10)
Halo 2: Beat the par score on Delta Halo.
Unlocked by 33,333 tracked gamers (15% - TA Ratio = 2.62)  
Kill 1000 Grunts.
Unlocked by 117,565 tracked gamers (51% - TA Ratio = 1.39)  
Halo 2: Activate Terminal 6 on Delta Halo.
Unlocked by 71,485 tracked gamers (31% - TA Ratio = 1.79)  
Committed27 (10)
Complete 350 missions or multiplayer games.
Unlocked by 30,467 tracked gamers (13% - TA Ratio = 2.74)  
Oracle15 (10)
Halo 2: Complete The Oracle.
Unlocked by 101,359 tracked gamers (44% - TA Ratio = 1.50)  
Halo 2: Activate Terminal 5 on The Oracle.
Unlocked by 71,813 tracked gamers (31% - TA Ratio = 1.78)  
Halo 2: Complete The Arbiter.
Unlocked by 105,572 tracked gamers (46% - TA Ratio = 1.47)  
Halo 2: Fly the Heretic Banshee.
Unlocked by 111,448 tracked gamers (49% - TA Ratio = 1.43)  
Inspector10 (5)
Halo 2: Activate Terminal 4 on The Arbiter.
Unlocked by 57,858 tracked gamers (25% - TA Ratio = 1.99)  
Metropolis14 (10)
Halo 2: Complete Metropolis.
Unlocked by 111,753 tracked gamers (49% - TA Ratio = 1.43)  
Win 150 multiplayer games.
Unlocked by 20,489 tracked gamers (9% - TA Ratio = 3.34)  
Complete 300 missions or multiplayer games.
Unlocked by 34,464 tracked gamers (15% - TA Ratio = 2.58)  
Win 100 multiplayer games.
Unlocked by 28,324 tracked gamers (12% - TA Ratio = 2.84)  
Halo 3: This stuff is your history!
Unlocked by 39,607 tracked gamers (17% - TA Ratio = 2.40)  
Outskirts14 (10)
Halo 2: Complete Outskirts.
Unlocked by 117,603 tracked gamers (51% - TA Ratio = 1.39)  
Halo 2: Activate Terminal 2 on Outskirts.
Unlocked by 57,167 tracked gamers (25% - TA Ratio = 2.00)  
Collect 2,000 campaign or playlist medals.
Unlocked by 106,195 tracked gamers (46% - TA Ratio = 1.47)  
Halo 2: Fight alongside the legendary Chips Dubbo and listen to his words.
Unlocked by 130,938 tracked gamers (57% - TA Ratio = 1.32)  
Halo CE: Complete every level of the game having seen it in both classic and remastered mode.
Unlocked by 62,736 tracked gamers (27% - TA Ratio = 1.91)  
Halo CE: Play Halo: CE on the 15th of any month.
Unlocked by 76,818 tracked gamers (33% - TA Ratio = 1.72)  
Halo 2: Complete Cairo Station.
Unlocked by 127,717 tracked gamers (56% - TA Ratio = 1.34)  
Halo 2: Complete a level in co-op on Heroic or Legendary with the Masterblaster Skull active.
Unlocked by 20,310 tracked gamers (9% - TA Ratio = 3.36)  
Complete 250 missions or multiplayer games.
Unlocked by 39,605 tracked gamers (17% - TA Ratio = 2.40)  
The Maw15 (10)
Halo CE: Complete The Maw.
Unlocked by 99,490 tracked gamers (43% - TA Ratio = 1.51)  
Halo CE: Complete every level of the game on Normal difficulty.
Unlocked by 84,954 tracked gamers (37% - TA Ratio = 1.64)  
Halo CE: Complete every level of the game on Heroic difficulty.
Unlocked by 45,465 tracked gamers (20% - TA Ratio = 2.24)  
Greenhorn16 (10)
Halo CE: Complete every level of the game on Easy difficulty.
Unlocked by 93,107 tracked gamers (41% - TA Ratio = 1.57)  
Halo CE: Complete the Warthog ride of The Maw without being forcibly ejected from your vehicle.
Unlocked by 27,951 tracked gamers (12% - TA Ratio = 2.86)  
Halo CE: Activate Terminal 10 on The Maw.
Unlocked by 77,389 tracked gamers (34% - TA Ratio = 1.72)  
Keyes15 (10)
Halo CE: Complete Keyes.
Unlocked by 100,019 tracked gamers (44% - TA Ratio = 1.51)  
Halo CE: Complete Two Betrayals.
Unlocked by 101,520 tracked gamers (44% - TA Ratio = 1.50)  
Complete 200 missions or multiplayer games.
Unlocked by 46,392 tracked gamers (20% - TA Ratio = 2.22)  
Memories10 (5)
Halo CE: Activate Terminal 8 on Two Betrayals.
Unlocked by 58,825 tracked gamers (26% - TA Ratio = 1.97)  
Halo CE: Complete The Library.
Unlocked by 106,979 tracked gamers (47% - TA Ratio = 1.46)  
Collect 1,000 campaign or playlist medals.
Unlocked by 132,317 tracked gamers (58% - TA Ratio = 1.31)  
Kill 100 Flood.
Unlocked by 136,084 tracked gamers (59% - TA Ratio = 1.29)  
Halo CE: Complete 343 Guilty Spark.
Unlocked by 110,712 tracked gamers (48% - TA Ratio = 1.44)  
Landfall14 (10)
Halo 3: Complete Sierra 117.
Unlocked by 109,812 tracked gamers (48% - TA Ratio = 1.44)  
Halo 3: Find and claim the Iron Skull on Normal or harder.
Unlocked by 56,987 tracked gamers (25% - TA Ratio = 2.00)  
Halo 3: Fight alongside and listen to The Man. The Legend. Chips Dubbo.
Unlocked by 123,485 tracked gamers (54% - TA Ratio = 1.36)  
Bro Hammer16 (10)
Complete any co-op level on Legendary difficulty.
Unlocked by 87,332 tracked gamers (38% - TA Ratio = 1.62)  
Halo 2: Listen to a hidden music cue in Halo 2.
Unlocked by 35,845 tracked gamers (16% - TA Ratio = 2.53)  
Complete 150 missions or multiplayer games.
Unlocked by 56,168 tracked gamers (24% - TA Ratio = 2.02)  
Contender23 (10)
Win 50 multiplayer games.
Unlocked by 44,951 tracked gamers (20% - TA Ratio = 2.26)  
Collect 500 campaign or playlist medals.
Unlocked by 154,109 tracked gamers (67% - TA Ratio = 1.22)  
Play a multiplayer or co-op game at least 3 months after your first game.
Unlocked by 147,157 tracked gamers (64% - TA Ratio = 1.24)  
I Got This18 (10)
Complete 100 missions or multiplayer games.
Unlocked by 72,146 tracked gamers (31% - TA Ratio = 1.78)  
Game On15 (10)
Complete 50 missions or multiplayer games.
Unlocked by 106,139 tracked gamers (46% - TA Ratio = 1.47)  
Win 10 multiplayer games.
Unlocked by 89,051 tracked gamers (39% - TA Ratio = 1.60)  
Halo 2: Play a game of Halo 2 Anniversary on the 9th of any month.
Unlocked by 57,986 tracked gamers (25% - TA Ratio = 1.98)  
Halo CE: Complete Assault on the Control Room.
Unlocked by 117,006 tracked gamers (51% - TA Ratio = 1.40)  
Kill 100 Elites.
Unlocked by 172,610 tracked gamers (75% - TA Ratio = 1.15)  
Kill 100 Jackals.
Unlocked by 164,815 tracked gamers (72% - TA Ratio = 1.18)  
Halo CE: Complete The Silent Cartographer.
Unlocked by 130,319 tracked gamers (57% - TA Ratio = 1.32)  
Beachhead27 (10)
Halo CE: Storm The Silent Cartographer beach with no Marine casualties on Heroic or Legendary.
Unlocked by 32,665 tracked gamers (14% - TA Ratio = 2.65)  
Halo CE: Complete The Truth and Reconciliation.
Unlocked by 138,106 tracked gamers (60% - TA Ratio = 1.28)  
Halo CE: Activate Terminal 3 on The Truth and Reconciliation.
Unlocked by 113,405 tracked gamers (49% - TA Ratio = 1.42)  
Halo12 (10)
Halo CE: Complete Halo.
Unlocked by 162,137 tracked gamers (71% - TA Ratio = 1.18)  
Kill 100 Grunts.
Unlocked by 203,451 tracked gamers (89% - TA Ratio = 1.06)  
Halo CE: Activate Terminal 2 on Halo.
Unlocked by 126,469 tracked gamers (55% - TA Ratio = 1.34)  
Halo CE: Find and claim the Mythic skull in remastered mode.
Unlocked by 71,822 tracked gamers (31% - TA Ratio = 1.78)  
Halo CE: Complete The Pillar of Autumn.
Unlocked by 193,576 tracked gamers (84% - TA Ratio = 1.08)  
Complete any co-op level on Normal difficulty.
Unlocked by 136,739 tracked gamers (60% - TA Ratio = 1.29)  
Complete any co-op level on Heroic difficulty.
Unlocked by 105,946 tracked gamers (46% - TA Ratio = 1.47)  
Halo CE: Complete any level on Heroic difficulty or higher without taking health damage.
Unlocked by 63,343 tracked gamers (28% - TA Ratio = 1.90)  
Halo CE: Fight alongside Chips Dubbo and listen to his words of wisdom.
Unlocked by 185,444 tracked gamers (81% - TA Ratio = 1.11)  
Kill 100 enemies or players.
Unlocked by 216,128 tracked gamers (94% - TA Ratio = 1.03)  
Get killed by the Guardians.
Unlocked by 159,842 tracked gamers (70% - TA Ratio = 1.19)  
Complete 10 missions or multiplayer games.
Unlocked by 170,240 tracked gamers (74% - TA Ratio = 1.16)  
Complete a campaign mission or a match of multiplayer.
Unlocked by 227,001 tracked gamers (99% - TA Ratio = 1.00)  
Life Story137 (30)
Complete the Master Chief Saga playlist.
Unlocked by 10,984 tracked gamers (5% - TA Ratio = 4.57)  
86% Kill 50 Hunters. Progress: 43 of 50 = 86%
Unlocked by 80,596 tracked gamers (35% - TA Ratio = 1.68)  
Checkmate13 (5)
Kill 100 Watchers.
Unlocked by 33,978 tracked gamers (15% - TA Ratio = 2.59)  
Kill 100 Knights.
Unlocked by 56,522 tracked gamers (25% - TA Ratio = 2.01)  
Kill 100 Crawlers.
Unlocked by 84,467 tracked gamers (37% - TA Ratio = 1.64)  
28% Kill 20,000 enemies or players. Progress: 5,695 of 20,000 = 28%
Unlocked by 27,323 tracked gamers (12% - TA Ratio = 2.90)  
32% Collect 10,000 campaign or playlist medals. Progress: 3,165 of 10,000 = 32%
Unlocked by 29,627 tracked gamers (13% - TA Ratio = 2.78)  
Inscrutable. Mysterious.
Unlocked by 36,284 tracked gamers (16% - TA Ratio = 2.51)  
Sample Plate100 (20)
Complete three cross-game playlists.
Unlocked by 9,098 tracked gamers (4% - TA Ratio = 5.02)  
Complete one cross-game playlist.
Unlocked by 19,859 tracked gamers (9% - TA Ratio = 3.39)  
Veteran70 (30)
Complete all campaigns on Normal difficulty.
Unlocked by 42,497 tracked gamers (18% - TA Ratio = 2.32)  
War Hero128 (40)
Complete all campaigns on Heroic difficulty.
Unlocked by 22,306 tracked gamers (10% - TA Ratio = 3.20)  
Legend185 (50)
Complete all campaigns on Legendary difficulty.
Unlocked by 16,722 tracked gamers (7% - TA Ratio = 3.70)  
Lore Master106 (30)
30% Activate all terminals. Progress: 11 of 37 = 30%
Unlocked by 18,528 tracked gamers (8% - TA Ratio = 3.51)  
LASO Master426 (50)
Complete each individual game specific LASO playlist for every Halo game.
Unlocked by 3,163 tracked gamers (1% - TA Ratio = 8.51)  
Halo CE: Beat the par time on The Silent Cartographer.
Unlocked by 20,843 tracked gamers (9% - TA Ratio = 3.31)  
Halo CE: Beat the par time on Assault on the Control Room.
Unlocked by 15,767 tracked gamers (7% - TA Ratio = 3.81)  
Halo CE: Beat the par time on The Pillar of Autumn.
Unlocked by 74,534 tracked gamers (32% - TA Ratio = 1.75)  
Halo CE: Beat the par time on Halo.
Unlocked by 18,886 tracked gamers (8% - TA Ratio = 3.48)  
Halo CE: Beat the par time on The Truth and Reconciliation.
Unlocked by 15,671 tracked gamers (7% - TA Ratio = 3.82)  
Halo CE: Beat the par time on 343 Guilty Spark.
Unlocked by 18,710 tracked gamers (8% - TA Ratio = 3.50)  
TLDR33 (10)
Halo CE: Beat the par time on The Library.
Unlocked by 21,431 tracked gamers (9% - TA Ratio = 3.27)  
Halo CE: Beat the par time on Two Betrayals.
Unlocked by 13,871 tracked gamers (6% - TA Ratio = 4.06)  
Halo CE: Beat the par time on Keyes.
Unlocked by 18,421 tracked gamers (8% - TA Ratio = 3.53)  
Halo CE: Beat the par time on The Maw.
Unlocked by 14,902 tracked gamers (6% - TA Ratio = 3.92)  
Halo CE: Beat par time on all Halo: CE levels.
Unlocked by 12,548 tracked gamers (5% - TA Ratio = 4.27)  
Charted47 (10)
25% Halo CE: Beat the par score on The Silent Cartographer. Progress: 6,211 of 25,000 = 25%
Unlocked by 10,293 tracked gamers (4% - TA Ratio = 4.72)  
17% Halo CE: Beat the par score on Assault on the Control Room. Progress: 4,180 of 25,000 = 17%
Unlocked by 11,679 tracked gamers (5% - TA Ratio = 4.43)  
17% Halo CE: Beat the par score on The Pillar of Autumn. Progress: 4,184 of 25,000 = 17%
Unlocked by 27,549 tracked gamers (12% - TA Ratio = 2.88)  
Halo CE: Beat the par score on Halo.
Unlocked by 13,092 tracked gamers (6% - TA Ratio = 4.18)  
38% Halo CE: Beat the par score on The Truth and Reconciliation. Progress: 9,497 of 25,000 = 38%
Unlocked by 11,857 tracked gamers (5% - TA Ratio = 4.40)  
13% Halo CE: Beat the par score on 343 Guilty Spark. Progress: 3,134 of 25,000 = 13%
Unlocked by 11,352 tracked gamers (5% - TA Ratio = 4.49)  
9% Halo CE: Beat the par score on The Library. Progress: 2,193 of 25,000 = 9%
Unlocked by 22,471 tracked gamers (10% - TA Ratio = 3.19)  
11% Halo CE: Beat the par score on Two Betrayals. Progress: 2,656 of 25,000 = 11%
Unlocked by 10,180 tracked gamers (4% - TA Ratio = 4.74)  
Headstrong46 (10)
35% Halo CE: Beat the par score on Keyes. Progress: 8,809 of 25,000 = 35%
Unlocked by 10,947 tracked gamers (5% - TA Ratio = 4.57)  
15% Halo CE: Beat the par score on The Maw. Progress: 3,805 of 25,000 = 15%
Unlocked by 9,751 tracked gamers (4% - TA Ratio = 4.85)  
Overachiever120 (20)
Halo CE: Beat the par score on all Halo: CE levels.
Unlocked by 6,386 tracked gamers (3% - TA Ratio = 5.99)  
Arrival9 (5)
Halo CE: Activate Terminal 1 on The Pillar of Autumn.
Unlocked by 72,111 tracked gamers (31% - TA Ratio = 1.78)  
Halo CE: Activate Terminal 4 on The Silent Cartographer.
Unlocked by 91,233 tracked gamers (40% - TA Ratio = 1.58)  
Halo CE: Activate Terminal 5 on Assault on the Control Room.
Unlocked by 57,370 tracked gamers (25% - TA Ratio = 2.00)  
Halo CE: Activate Terminal 6 on 343 Guilty Spark.
Unlocked by 37,902 tracked gamers (16% - TA Ratio = 2.46)  
Halo CE: Activate Terminal 7 on The Library.
Unlocked by 44,384 tracked gamers (19% - TA Ratio = 2.27)  
Halo CE: Activate Terminal 9 on Keyes.
Unlocked by 57,060 tracked gamers (25% - TA Ratio = 2.00)  
Halo CE: Activate all Halo: CE Terminals.
Unlocked by 32,582 tracked gamers (14% - TA Ratio = 2.65)  
Halo CE: Find and claim the Iron skull in remastered mode.
Unlocked by 66,963 tracked gamers (29% - TA Ratio = 1.85)  
Halo CE: Find and claim the Boom skull in remastered mode.
Unlocked by 53,252 tracked gamers (23% - TA Ratio = 2.07)  
Halo CE: Find and claim the Foreign skull in remastered mode.
Unlocked by 58,510 tracked gamers (25% - TA Ratio = 1.98)  
Halo CE: Find and claim the Famine skull in remastered mode.
Unlocked by 63,432 tracked gamers (28% - TA Ratio = 1.90)  
Halo CE: Find and claim the Bandanna skull in remastered mode.
Unlocked by 37,118 tracked gamers (16% - TA Ratio = 2.48)  
Halo CE: Find and claim the Fog skull in remastered mode.
Unlocked by 35,270 tracked gamers (15% - TA Ratio = 2.55)  
Halo CE: Find and claim the Malfunction skull in remastered mode.
Unlocked by 40,629 tracked gamers (18% - TA Ratio = 2.37)  
Halo CE: Find and claim the Recession skull in remastered mode.
Unlocked by 44,852 tracked gamers (20% - TA Ratio = 2.26)  
Halo CE: Find and claim the Black Eye skull in remastered mode.
Unlocked by 34,200 tracked gamers (15% - TA Ratio = 2.59)  
Halo CE: Find and claim the Eye Patch skull in remastered mode.
Unlocked by 41,277 tracked gamers (18% - TA Ratio = 2.35)  
Halo CE: Find and claim the Pinata skull in remastered mode.
Unlocked by 35,989 tracked gamers (16% - TA Ratio = 2.52)  
Halo CE: Find and claim the Grunt Birthday Party skull in remastered mode.
Unlocked by 36,547 tracked gamers (16% - TA Ratio = 2.50)  
Headhunter57 (20)
8% Halo CE: Find and claim all Skulls in Halo: CE. Progress: 1 of 13 = 8%
Unlocked by 28,220 tracked gamers (12% - TA Ratio = 2.85)  
Halo CE: Complete every level of the game on Legendary difficulty.
Unlocked by 33,677 tracked gamers (15% - TA Ratio = 2.61)  
Halo CE: Complete the level The Pillar of Autumn on Legendary without picking up an overshield.
Unlocked by 41,635 tracked gamers (18% - TA Ratio = 2.34)  
Halo CE: Complete The Pillar of Autumn on Legendary without picking up a health kit.
Unlocked by 32,316 tracked gamers (14% - TA Ratio = 2.66)  
Halo CE: Complete Halo without entering a vehicle.
Unlocked by 24,825 tracked gamers (11% - TA Ratio = 3.04)  
Halo CE: Complete The Library on Heroic or Legendary difficulty without dying.
Unlocked by 7,544 tracked gamers (3% - TA Ratio = 5.51)  
Halo CE: Complete Two Betrayals on Legendary difficulty without killing any Grunts.
Unlocked by 8,155 tracked gamers (4% - TA Ratio = 5.30)  
Halo CE: Complete Two Betrayals on Legendary difficulty without picking up a new weapon.
Unlocked by 10,174 tracked gamers (4% - TA Ratio = 4.75)  
Halo CE: Kill every Elite on the level Keyes on Heroic or Legendary difficulty.
Unlocked by 10,401 tracked gamers (5% - TA Ratio = 4.69)  
Halo CE: Complete a Halo: CE playlist.
Unlocked by 17,886 tracked gamers (8% - TA Ratio = 3.58)  
Halo CE: Complete three Halo: CE playlists.
Unlocked by 7,902 tracked gamers (3% - TA Ratio = 5.39)  
Halo CE: Complete the Halo: CE LASO Campaign playlist.
Unlocked by 4,235 tracked gamers (2% - TA Ratio = 7.35)  
Halo CE: Kill a Hunter with one pistol round.
Unlocked by 62,914 tracked gamers (27% - TA Ratio = 1.91)  
Halo CE: Trigger a hidden music cue in Halo: CE.
Unlocked by 22,007 tracked gamers (10% - TA Ratio = 3.23)  
Halo CE: Disapprovingly look at Captain Keyes' abandoned pipe.
Unlocked by 28,000 tracked gamers (12% - TA Ratio = 2.86)  
T-Rex32 (10)
Halo CE: Find the hidden Rex sign on The Maw.
Unlocked by 21,770 tracked gamers (9% - TA Ratio = 3.24)  
Halo CE: Listen to the Thirsty Grunt talk about his eating habits.
Unlocked by 26,539 tracked gamers (12% - TA Ratio = 2.94)  
Megg31 (10)
Halo CE: It's a sign.
Unlocked by 23,480 tracked gamers (10% - TA Ratio = 3.12)  
Halo CE: Ride in a Pelican for several seconds on the level 343 Guilty Spark.
Unlocked by 31,088 tracked gamers (14% - TA Ratio = 2.71)  
Halo CE: Complete a level without jumping.
Unlocked by 27,035 tracked gamers (12% - TA Ratio = 2.91)  
35% Collect 9,000 campaign or playlist medals. Progress: 3,165 of 9,000 = 35%
Unlocked by 33,291 tracked gamers (14% - TA Ratio = 2.62)  
Halo 2: Beat the par time on Cairo Station.
Unlocked by 43,154 tracked gamers (19% - TA Ratio = 2.30)  
Halo 2: Beat the par time on Outskirts.
Unlocked by 26,694 tracked gamers (12% - TA Ratio = 2.93)  
Halo 2: Beat the par time on Metropolis.
Unlocked by 25,812 tracked gamers (11% - TA Ratio = 2.98)  
Halo 2: Beat the par time on The Arbiter.
Unlocked by 19,764 tracked gamers (9% - TA Ratio = 3.40)  
Halo 2: Beat the par time on The Oracle.
Unlocked by 24,667 tracked gamers (11% - TA Ratio = 3.05)  
Halo 2: Beat the par time on Delta Halo.
Unlocked by 19,163 tracked gamers (8% - TA Ratio = 3.46)  
Halo 2: Beat the par time on Regret.
Unlocked by 11,831 tracked gamers (5% - TA Ratio = 4.40)  
Halo 2: Beat the par time on Sacred Icon.
Unlocked by 14,894 tracked gamers (6% - TA Ratio = 3.92)  
Hot Zone37 (10)
Halo 2: Beat the par time on Quarantine Zone.
Unlocked by 16,757 tracked gamers (7% - TA Ratio = 3.70)  
Halo 2: Beat the par time on Gravemind.
Unlocked by 12,368 tracked gamers (5% - TA Ratio = 4.30)  
Halo 2: Beat the par time on Uprising.
Unlocked by 23,032 tracked gamers (10% - TA Ratio = 3.15)  
Halo 2: Beat the par time on High Charity.
Unlocked by 38,372 tracked gamers (17% - TA Ratio = 2.44)  
Halo 2: Beat the par time on The Great Journey.
Unlocked by 15,523 tracked gamers (7% - TA Ratio = 3.84)  
Halo 2: Beat par time on all Halo 2 levels.
Unlocked by 10,937 tracked gamers (5% - TA Ratio = 4.58)  
Bomb Squad46 (10)
11% Halo 2: Beat the par score on Cairo Station. Progress: 2,836 of 25,000 = 11%
Unlocked by 11,090 tracked gamers (5% - TA Ratio = 4.55)  
8% Halo 2: Beat the par score on Outskirts. Progress: 2,048 of 25,000 = 8%
Unlocked by 19,216 tracked gamers (8% - TA Ratio = 3.45)  
28% Halo 2: Beat the par score on Metropolis. Progress: 6,944 of 25,000 = 28%
Unlocked by 53,666 tracked gamers (23% - TA Ratio = 2.06)  
13% Halo 2: Beat the par score on The Arbiter. Progress: 3,173 of 25,000 = 13%
Unlocked by 31,111 tracked gamers (14% - TA Ratio = 2.71)  
19% Halo 2: Beat the par score on The Oracle. Progress: 4,818 of 25,000 = 19%
Unlocked by 12,346 tracked gamers (5% - TA Ratio = 4.31)  
11% Halo 2: Beat the par score on Regret. Progress: 2,696 of 25,000 = 11%
Unlocked by 17,208 tracked gamers (7% - TA Ratio = 3.65)  
Halo 2: Beat the par score on Sacred Icon.
Unlocked by 8,747 tracked gamers (4% - TA Ratio = 5.12)  
12% Halo 2: Beat the par score on Quarantine Zone. Progress: 2,927 of 25,000 = 12%
Unlocked by 13,197 tracked gamers (6% - TA Ratio = 4.17)  
14% Halo 2: Beat the par score on Gravemind. Progress: 3,428 of 25,000 = 14%
Unlocked by 12,981 tracked gamers (6% - TA Ratio = 4.20)  
1% Halo 2: Beat the par score on Uprising. Progress: 215 of 25,000 = 1%
Unlocked by 7,817 tracked gamers (3% - TA Ratio = 5.42)  
13% Halo 2: Beat the par score on High Charity. Progress: 3,258 of 25,000 = 13%
Unlocked by 9,999 tracked gamers (4% - TA Ratio = 4.79)  
31% Halo 2: Beat the par score on The Great Journey. Progress: 7,833 of 25,000 = 31%
Unlocked by 25,466 tracked gamers (11% - TA Ratio = 3.00)  
Arcade Owner121 (20)
Halo 2: Beat the par score on every Halo 2 level.
Unlocked by 6,317 tracked gamers (3% - TA Ratio = 6.03)  
Curious11 (5)
Halo 2: Activate Terminal 1 on Cairo Station.
Unlocked by 48,068 tracked gamers (21% - TA Ratio = 2.18)  
Halo 2: Activate Terminal 3 on Metropolis.
Unlocked by 72,425 tracked gamers (32% - TA Ratio = 1.78)  
Enamored10 (5)
Halo 2: Activate Terminal 7 on Regret.
Unlocked by 55,925 tracked gamers (24% - TA Ratio = 2.02)  
Halo 2: Activate Terminal 8 on Sacred Icon.
Unlocked by 33,197 tracked gamers (14% - TA Ratio = 2.62)  
Reviewer11 (5)
Halo 2: Activate Terminal 12 on High Charity.
Unlocked by 44,397 tracked gamers (19% - TA Ratio = 2.27)  
Obsessed11 (5)
Halo 2: Activate Terminal 13 on The Great Journey.
Unlocked by 49,214 tracked gamers (21% - TA Ratio = 2.16)  
54% Halo 2: Activate all Halo 2 Terminals. Progress: 7 of 13 = 54%
Unlocked by 25,509 tracked gamers (11% - TA Ratio = 2.99)  
Halo 2: Find and claim the That's Just...Wrong Skull on Legendary.
Unlocked by 29,311 tracked gamers (13% - TA Ratio = 2.79)  
Halo 2: Find and claim the Thunderstorm Skull on Legendary.
Unlocked by 27,500 tracked gamers (12% - TA Ratio = 2.88)  
Halo 2: Find and claim the Blind Skull.
Unlocked by 43,011 tracked gamers (19% - TA Ratio = 2.31)  
Halo 2: Find and claim the IWHBYD Skull on Legendary.
Unlocked by 18,953 tracked gamers (8% - TA Ratio = 3.47)  
Halo 2: Find and claim the Catch Skull on Legendary.
Unlocked by 21,808 tracked gamers (9% - TA Ratio = 3.24)  
Halo 2: Find and claim the Grunt Birthday Party Skull on Legendary.
Unlocked by 22,280 tracked gamers (10% - TA Ratio = 3.21)  
Halo 2: Find and claim the Famine Skull on Legendary.
Unlocked by 21,344 tracked gamers (9% - TA Ratio = 3.27)  
Halo 2: Find and claim the Envy Skull on Legendary.
Unlocked by 20,967 tracked gamers (9% - TA Ratio = 3.30)  
Halo 2: Find and claim the Assassins Skull on Legendary.
Unlocked by 20,026 tracked gamers (9% - TA Ratio = 3.38)  
Halo 2: Find and claim the Mythic Skull on Legendary.
Unlocked by 18,813 tracked gamers (8% - TA Ratio = 3.49)  
Halo 2: Find and claim the Sputnik Skull on Legendary.
Unlocked by 20,235 tracked gamers (9% - TA Ratio = 3.36)  
Halo 2: Find and claim the Anger Skull on Legendary.
Unlocked by 18,829 tracked gamers (8% - TA Ratio = 3.49)  
Halo 2: Find and claim the Ghost Skull on Legendary.
Unlocked by 17,668 tracked gamers (8% - TA Ratio = 3.60)  
Halo 2: Find and claim the Iron Skull on Legendary.
Unlocked by 21,559 tracked gamers (9% - TA Ratio = 3.26)  
Halo 2: Find and claim the Black Eye Skull on Legendary.
Unlocked by 18,273 tracked gamers (8% - TA Ratio = 3.54)  
Halo 2: Find and claim all Skulls in Halo 2.
Unlocked by 15,380 tracked gamers (7% - TA Ratio = 3.86)  
Halo 2: Collect the Master Chief toy in Delta Halo.
Unlocked by 25,890 tracked gamers (11% - TA Ratio = 2.97)  
Halo 2: Collect the Prophet of Regret toy in Regret.
Unlocked by 24,515 tracked gamers (11% - TA Ratio = 3.05)  
Halo 2: Collect the Arbiter toy in Sacred Icon.
Unlocked by 22,867 tracked gamers (10% - TA Ratio = 3.16)  
Halo 2: Collect the Tartarus toy in Quarantine Zone.
Unlocked by 21,381 tracked gamers (9% - TA Ratio = 3.27)  
Halo 2: Collect the Cortana toy in Gravemind.
Unlocked by 25,762 tracked gamers (11% - TA Ratio = 2.98)  
Halo 2: Collect the Librarian toy in Uprising.
Unlocked by 21,057 tracked gamers (9% - TA Ratio = 3.30)  
Halo 2: Collect the Rampant Cortana toy in High Charity.
Unlocked by 23,311 tracked gamers (10% - TA Ratio = 3.13)  
Halo 2: Collect the Didact toy in The Great Journey.
Unlocked by 21,109 tracked gamers (9% - TA Ratio = 3.29)  
Toybox69 (20)
Halo 2: Collect all eight Halo toys.
Unlocked by 19,456 tracked gamers (8% - TA Ratio = 3.43)  
Halo 2: Complete every level of the game on Legendary difficulty.
Unlocked by 22,299 tracked gamers (10% - TA Ratio = 3.20)  
Seconds38 (10)
Halo 2: Complete a Halo 2 playlist.
Unlocked by 15,712 tracked gamers (7% - TA Ratio = 3.82)  
Connoisseur114 (20)
Halo 2: Complete three Halo 2 playlists.
Unlocked by 7,071 tracked gamers (3% - TA Ratio = 5.70)  
Halo 2: Drive a Scorpion while playing as the Arbiter.
Unlocked by 74,728 tracked gamers (33% - TA Ratio = 1.75)  
Halo 2: Stick a Plasma Grenade to a Stealth Elite on Outskirts.
Unlocked by 19,900 tracked gamers (9% - TA Ratio = 3.39)  
Rex Sword29 (10)
Halo 2: Grab the energy sword on the level Outskirts.
Unlocked by 27,596 tracked gamers (12% - TA Ratio = 2.88)  
Halo 2: In The Oracle, find the holo-drone before the Heretic Leader activates it.
Unlocked by 18,055 tracked gamers (8% - TA Ratio = 3.56)  
HI BEN17 (5)
Halo 2: Oh, hi!
Unlocked by 20,762 tracked gamers (9% - TA Ratio = 3.32)  
E E E15 (5)
Halo 2: View both signs in the level Metropolis.
Unlocked by 26,170 tracked gamers (11% - TA Ratio = 2.96)  
Halo 2: Shoot the soccer ball in the level Metropolis.
Unlocked by 19,062 tracked gamers (8% - TA Ratio = 3.47)  
Halo 2: Complete a level with only the Streaking Skull active on Heroic or Legendary.
Unlocked by 12,247 tracked gamers (5% - TA Ratio = 4.32)  
Commuter38 (10)
Halo 2: Complete Metropolis without entering a vehicle on Heroic or Legendary.
Unlocked by 15,573 tracked gamers (7% - TA Ratio = 3.83)  
Halo 2: Complete Delta Halo without entering a vehicle on Heroic or Legendary.
Unlocked by 17,050 tracked gamers (7% - TA Ratio = 3.66)  
Halo 2: Acquire the Scarab Gun.
Unlocked by 16,537 tracked gamers (7% - TA Ratio = 3.72)  
Halo 2: Kill 7 opponents from behind in a row without being spotted.
Unlocked by 49,122 tracked gamers (21% - TA Ratio = 2.16)  
Demon19 (10)
Halo 2: Complete any campaign level without dying on Normal or harder.
Unlocked by 60,697 tracked gamers (26% - TA Ratio = 1.94)  
Halo 2: Complete the LASO campaign playlist.
Unlocked by 3,627 tracked gamers (2% - TA Ratio = 7.95)  
Holdout15 (10)
Halo 3: Complete Crow's Nest.
Unlocked by 100,472 tracked gamers (44% - TA Ratio = 1.51)  
The Road16 (10)
Halo 3: Complete Tsavo Highway.
Unlocked by 94,021 tracked gamers (41% - TA Ratio = 1.56)  
Assault16 (10)
Halo 3: Complete The Storm.
Unlocked by 90,556 tracked gamers (39% - TA Ratio = 1.59)  
Cleansing16 (10)
Halo 3: Complete Floodgate.
Unlocked by 87,523 tracked gamers (38% - TA Ratio = 1.61)  
Refuge16 (10)
Halo 3: Complete The Ark.
Unlocked by 85,052 tracked gamers (37% - TA Ratio = 1.64)  
Last Stand17 (10)
Halo 3: Complete The Covenant.
Unlocked by 81,629 tracked gamers (36% - TA Ratio = 1.67)  
The Key17 (10)
Halo 3: Complete Cortana.
Unlocked by 79,645 tracked gamers (35% - TA Ratio = 1.69)  
Return17 (10)
Halo 3: Complete Halo.
Unlocked by 81,091 tracked gamers (35% - TA Ratio = 1.68)  
Halo 3: Beat the par time on Sierra 117.
Unlocked by 28,525 tracked gamers (12% - TA Ratio = 2.83)  
Time Shift31 (10)
Halo 3: Beat the par time on Crow's Nest.
Unlocked by 23,653 tracked gamers (10% - TA Ratio = 3.11)  
Halo 3: Beat the par time on Tsavo Highway.
Unlocked by 42,936 tracked gamers (19% - TA Ratio = 2.31)  
Halo 3: Beat the par time on The Storm.
Unlocked by 20,220 tracked gamers (9% - TA Ratio = 3.37)  
Dambuster22 (10)
Halo 3: Beat the par time on Floodgate.
Unlocked by 47,683 tracked gamers (21% - TA Ratio = 2.19)  
Waypoint40 (10)
Halo 3: Beat the par time on The Ark.
Unlocked by 14,123 tracked gamers (6% - TA Ratio = 4.03)  
Halo 3: Beat the par time on The Covenant.
Unlocked by 14,216 tracked gamers (6% - TA Ratio = 4.01)  
Halo 3: Beat the par time on Cortana.
Unlocked by 17,387 tracked gamers (8% - TA Ratio = 3.63)  
Halo 3: Beat the par time on Halo.
Unlocked by 22,907 tracked gamers (10% - TA Ratio = 3.16)  
Halo 3: Beat the par time on all Halo 3 levels.
Unlocked by 13,031 tracked gamers (6% - TA Ratio = 4.19)  
Guerilla28 (10)
5% Halo 3: Beat the par score on Sierra 117. Progress: 1,198 of 25,000 = 5%
Unlocked by 28,367 tracked gamers (12% - TA Ratio = 2.84)  
Cavalier31 (10)
Halo 3: Beat the par score on Tsavo Highway.
Unlocked by 24,583 tracked gamers (11% - TA Ratio = 3.05)  
Askar31 (10)
Halo 3: Beat the par score on The Storm.
Unlocked by 23,698 tracked gamers (10% - TA Ratio = 3.11)  
Halo 3: Beat the par score on Floodgate.
Unlocked by 25,493 tracked gamers (11% - TA Ratio = 3.00)  
Ranger26 (10)
Halo 3: Beat the par score on The Ark.
Unlocked by 33,447 tracked gamers (15% - TA Ratio = 2.62)  
Vanguard28 (10)
Halo 3: Beat the par score on The Covenant.
Unlocked by 30,289 tracked gamers (13% - TA Ratio = 2.75)  
Orpheus37 (10)
Halo 3: Beat the par score on Cortana.
Unlocked by 16,768 tracked gamers (7% - TA Ratio = 3.70)  
Halo 3: Beat the par score on Halo.
Unlocked by 15,431 tracked gamers (7% - TA Ratio = 3.85)  
Halo 3: Beat the par score on every Halo 3 level.
Unlocked by 10,941 tracked gamers (5% - TA Ratio = 4.58)  
Halo 3: Activate Terminal 1 on The Ark.
Unlocked by 42,729 tracked gamers (19% - TA Ratio = 2.31)  
Halo 3: Activate Terminal 2 on The Ark.
Unlocked by 35,477 tracked gamers (15% - TA Ratio = 2.54)  
Halo 3: Activate Terminal 3 on The Ark.
Unlocked by 33,579 tracked gamers (15% - TA Ratio = 2.61)  
Halo 3: Activate Terminal 4 on The Covenant.
Unlocked by 34,609 tracked gamers (15% - TA Ratio = 2.57)  
Unto Dust13 (5)
Halo 3: Activate Terminal 5 on The Covenant.
Unlocked by 31,577 tracked gamers (14% - TA Ratio = 2.69)  
Halo 3: Activate Terminal 6 on The Covenant.
Unlocked by 31,506 tracked gamers (14% - TA Ratio = 2.69)  
Halo 3: Activate Terminal 7 on Halo.
Unlocked by 37,825 tracked gamers (16% - TA Ratio = 2.46)  
Halo 3: Activate Cortana's Terminal on Cortana.
Unlocked by 36,080 tracked gamers (16% - TA Ratio = 2.52)  
Halo 3: View the communique from Mendicant Bias.
Unlocked by 24,663 tracked gamers (11% - TA Ratio = 3.05)  
Halo 3: Find and claim the Black Eye Skull on Normal or harder.
Unlocked by 59,728 tracked gamers (26% - TA Ratio = 1.96)  
Halo 3: Find and claim the Tough Luck Skull on Normal or harder.
Unlocked by 48,171 tracked gamers (21% - TA Ratio = 2.18)  
Halo 3: Find and claim the Catch Skull on Normal or harder.
Unlocked by 36,274 tracked gamers (16% - TA Ratio = 2.51)  
Halo 3: Find and claim the Fog Skull on Normal or harder.
Unlocked by 42,318 tracked gamers (18% - TA Ratio = 2.32)  
Halo 3: Find and claim the Famine Skull on Normal or harder.
Unlocked by 39,463 tracked gamers (17% - TA Ratio = 2.41)  
Halo 3: Find and claim the Thunderstorm Skull on Normal or harder.
Unlocked by 42,805 tracked gamers (19% - TA Ratio = 2.31)  
Halo 3: Find and claim the Tilt Skull on Normal or harder.
Unlocked by 35,460 tracked gamers (15% - TA Ratio = 2.54)  
Halo 3: Find and claim the Mythic Skull on Normal or harder.
Unlocked by 47,206 tracked gamers (21% - TA Ratio = 2.20)  
Halo 3: Complete every level of the game on Normal difficulty.
Unlocked by 68,632 tracked gamers (30% - TA Ratio = 1.82)  
Halo 3: Complete every level of the game on Heroic difficulty.
Unlocked by 39,863 tracked gamers (17% - TA Ratio = 2.40)  
Halo 3: Complete every level of the game on Legendary difficulty.
Unlocked by 31,391 tracked gamers (14% - TA Ratio = 2.70)  
Halo 3: On Tsavo Highway, complete the level without entering a vehicle.
Unlocked by 16,626 tracked gamers (7% - TA Ratio = 3.71)  
Halo 3: On The Ark, complete the level without entering a vehicle on Legendary.
Unlocked by 7,993 tracked gamers (3% - TA Ratio = 5.36)  
Halo 3: Destroy 3 total Phantoms on The Covenant.
Unlocked by 24,322 tracked gamers (11% - TA Ratio = 3.07)  
Annual61 (10)
Halo 3: Complete Halo on 4-player Legendary co-op, with Iron Skull, and everyone in Ghosts.
Unlocked by 6,244 tracked gamers (3% - TA Ratio = 6.06)  
Halo 3: Trigger the hidden music cue in Halo 3.
Unlocked by 21,412 tracked gamers (9% - TA Ratio = 3.27)  
Primate12 (5)
Halo 3: Find your first missing links.
Unlocked by 37,095 tracked gamers (16% - TA Ratio = 2.48)  
Halo 3: Find a lonely missing link.
Unlocked by 26,022 tracked gamers (11% - TA Ratio = 2.96)  
Flipyap15 (5)
Halo 3: Listen to the tale of a young Grunt named Flipyap.
Unlocked by 25,985 tracked gamers (11% - TA Ratio = 2.97)  
Halo 3: Destined for greatness.
Unlocked by 17,368 tracked gamers (8% - TA Ratio = 3.63)  
Halo 3: Find the poster of the missing man.
Unlocked by 23,047 tracked gamers (10% - TA Ratio = 3.15)  
Halo 3: Listen to the story of the Final Grunt.
Unlocked by 25,159 tracked gamers (11% - TA Ratio = 3.02)  
Halo 3: Play a game of Halo 3 on the 25th of any month.
Unlocked by 61,999 tracked gamers (27% - TA Ratio = 1.92)  
Dawn14 (10)
Halo 4: Complete Dawn.
Unlocked by 113,102 tracked gamers (49% - TA Ratio = 1.42)  
Requiem16 (10)
Halo 4: Complete Requiem.
Unlocked by 92,776 tracked gamers (40% - TA Ratio = 1.57)  
Forerunner17 (10)
Halo 4: Complete Forerunner.
Unlocked by 83,640 tracked gamers (36% - TA Ratio = 1.65)  
Infinity17 (10)
Halo 4: Complete Infinity.
Unlocked by 78,730 tracked gamers (34% - TA Ratio = 1.70)  
Reclaimer18 (10)
Halo 4: Complete Reclaimer.
Unlocked by 73,480 tracked gamers (32% - TA Ratio = 1.76)  
Shutdown18 (10)
Halo 4: Complete Shutdown.
Unlocked by 71,239 tracked gamers (31% - TA Ratio = 1.79)  
Composer18 (10)
Halo 4: Complete Composer.
Unlocked by 71,363 tracked gamers (31% - TA Ratio = 1.79)  
Midnight18 (10)
Halo 4: Complete Midnight.
Unlocked by 69,548 tracked gamers (30% - TA Ratio = 1.81)  
Halo 4: Beat the par time on Dawn.
Unlocked by 41,011 tracked gamers (18% - TA Ratio = 2.36)  
Interloper39 (10)
Halo 4: Beat the par time on Requiem.
Unlocked by 15,282 tracked gamers (7% - TA Ratio = 3.87)  
Halo 4: Beat the par time on Forerunner.
Unlocked by 14,919 tracked gamers (6% - TA Ratio = 3.92)  
Ouroboros41 (10)
Halo 4: Beat the par time on Infinity.
Unlocked by 13,781 tracked gamers (6% - TA Ratio = 4.08)  
Gimme That46 (10)
Halo 4: Beat the par time on Reclaimer.
Unlocked by 10,709 tracked gamers (5% - TA Ratio = 4.63)  
Halo 4: Beat the par time on Shutdown.
Unlocked by 15,089 tracked gamers (7% - TA Ratio = 3.90)  
Halo 4: Beat the par time on Composer.
Unlocked by 13,670 tracked gamers (6% - TA Ratio = 4.09)  
Countdown44 (10)
Halo 4: Beat the par time on Midnight.
Unlocked by 12,135 tracked gamers (5% - TA Ratio = 4.35)  
Halo 4: Beat the par time on all Halo 4 levels.
Unlocked by 9,728 tracked gamers (4% - TA Ratio = 4.85)  
Gunslinger31 (10)
Halo 4: Beat the par score on Dawn.
Unlocked by 24,659 tracked gamers (11% - TA Ratio = 3.05)  
Halo 4: Beat the par score on Requiem.
Unlocked by 16,043 tracked gamers (7% - TA Ratio = 3.78)  
Halo 4: Beat the par score on Forerunner.
Unlocked by 16,276 tracked gamers (7% - TA Ratio = 3.75)  
Halo 4: Beat the par score on Infinity.
Unlocked by 56,320 tracked gamers (25% - TA Ratio = 2.01)  
Halo 4: Beat the par score on Reclaimer.
Unlocked by 25,269 tracked gamers (11% - TA Ratio = 3.01)  
Halo 4: Beat the par score on Shutdown.
Unlocked by 23,976 tracked gamers (10% - TA Ratio = 3.09)  
Halo 4: Beat the par score on Composer.
Unlocked by 36,076 tracked gamers (16% - TA Ratio = 2.52)  
Halo 4: Beat the par score on Midnight.
Unlocked by 22,535 tracked gamers (10% - TA Ratio = 3.19)  
Halo 4: Beat the par score on every Halo 4 level.
Unlocked by 10,234 tracked gamers (4% - TA Ratio = 4.73)  
War11 (5)
Halo 4: Activate Terminal 1 on Requiem.
Unlocked by 48,428 tracked gamers (21% - TA Ratio = 2.17)  
Halo 4: Activate Terminal 2 on Forerunner.
Unlocked by 70,195 tracked gamers (31% - TA Ratio = 1.80)  
Halo 4: Activate Terminal 3 on Infinity.
Unlocked by 52,360 tracked gamers (23% - TA Ratio = 2.09)  
Flood10 (5)
Halo 4: Activate Terminal 4 on Reclaimer.
Unlocked by 52,665 tracked gamers (23% - TA Ratio = 2.08)  
Knights13 (5)
Halo 4: Activate Terminal 5 on Shutdown.
Unlocked by 35,462 tracked gamers (15% - TA Ratio = 2.54)  
Justice12 (5)
Halo 4: Activate Terminal 6 on Composer.
Unlocked by 37,118 tracked gamers (16% - TA Ratio = 2.48)  
Cryptum13 (5)
Halo 4: Activate Terminal 7 on Midnight.
Unlocked by 33,203 tracked gamers (14% - TA Ratio = 2.62)  
Terminus59 (20)
Halo 4: Activate all Halo 4 Terminals.
Unlocked by 26,423 tracked gamers (11% - TA Ratio = 2.94)  
Halo 4: Complete every level of the game on Normal difficulty.
Unlocked by 56,960 tracked gamers (25% - TA Ratio = 2.00)  
Halo 4: Complete every level of the game on Heroic difficulty.
Unlocked by 34,359 tracked gamers (15% - TA Ratio = 2.58)  
Halo 4: Complete every level of the game on Legendary difficulty.
Unlocked by 27,730 tracked gamers (12% - TA Ratio = 2.87)  
Halo 4: Complete every level of the game on Legendary difficulty, by yourself.
Unlocked by 14,145 tracked gamers (6% - TA Ratio = 4.02)  
Halo 4: Carry a UNSC weapon all the way through Forerunner on Heroic or Legendary.
Unlocked by 11,011 tracked gamers (5% - TA Ratio = 4.56)  
Halo 4: Complete Infinity without one preventable Marine death on Heroic or Legendary.
Unlocked by 7,054 tracked gamers (3% - TA Ratio = 5.70)  
Halo 4: Trick or force a Hunter to fall to its demise on Shutdown on Heroic or Legendary.
Unlocked by 19,181 tracked gamers (8% - TA Ratio = 3.45)  
Halo 4: Take out both Hunters using only the Sticky Detonator on Composer.
Unlocked by 28,256 tracked gamers (12% - TA Ratio = 2.85)  
Halo 4: Kill 3 Crawlers in one hit with the Gravity Hammer on Midnight.
Unlocked by 15,991 tracked gamers (7% - TA Ratio = 3.78)  
Halo 4: What do Marines know about sticks?
Unlocked by 19,655 tracked gamers (9% - TA Ratio = 3.41)  
Halo 4: Play a game of Halo 4 on the 6th of any month.
Unlocked by 55,209 tracked gamers (24% - TA Ratio = 2.03)  
Halo 2: Spot the developer in the opening cutscene of Gravemind on Legendary in Classic Mode.
Unlocked by 22,026 tracked gamers (10% - TA Ratio = 3.22)  
Halo 3: 4 vehicles, 1 gap on Legendary using Cowbell, Catch, Thunderstorm, Mythic, and Tough Luck.
Unlocked by 6,386 tracked gamers (3% - TA Ratio = 5.99)  
Halo CE: Play a CTF custom game on Blood Gulch with 4 players on the same console. Tri-tip optional.
Unlocked by 10,941 tracked gamers (5% - TA Ratio = 4.58)  
Pacifist43 (10)
Halo CE: Finish The Silent Cartographer without shooting, grenades, melee, dying or restarting.
Unlocked by 12,653 tracked gamers (6% - TA Ratio = 4.26)  
Halo CE: Destroy four Wraith tanks in Assault on the Control Room with the Scorpion tank.
Unlocked by 17,191 tracked gamers (7% - TA Ratio = 3.65)  
Halo CE: Complete The Truth and Reconciliation with at least four rounds left in your Sniper Rifle.
Unlocked by 64,961 tracked gamers (28% - TA Ratio = 1.87)  
Mortardom54 (10)
Halo 4: On Reclaimer, use a Wraith to kill at least four enemy Wraiths on Heroic or Legendary.
Unlocked by 8,001 tracked gamers (3% - TA Ratio = 5.35)  
Halo CE: Kill the first group of enemies on The Truth and Reconciliation without being detected.
Unlocked by 23,643 tracked gamers (10% - TA Ratio = 3.11)  
Halo 2: She's not picking up.
Unlocked by 10,455 tracked gamers (5% - TA Ratio = 4.68)  
Halo CE: Destroy three of the four Banshees on Halo during a single play-through.
Unlocked by 27,721 tracked gamers (12% - TA Ratio = 2.87)  
Halo 4: Access the Master Chief's records on Dawn.
Unlocked by 70,738 tracked gamers (31% - TA Ratio = 1.80)  
Halo 3: Watching. Waiting. Plotting.
Unlocked by 25,287 tracked gamers (11% - TA Ratio = 3.01)  
Halo 3: Complete the Halo 3 LASO Campaign playlist.
Unlocked by 4,680 tracked gamers (2% - TA Ratio = 7.00)  
Aficiando107 (20)
Halo 3: Complete three Halo 3 playlists.
Unlocked by 8,072 tracked gamers (4% - TA Ratio = 5.33)  
Naked Tyrant208 (30)
Halo 4: Complete the Halo 4 LASO Campaign playlist.
Unlocked by 4,762 tracked gamers (2% - TA Ratio = 6.94)  
Devotee109 (20)
Halo 4: Complete three Halo 4 playlists.
Unlocked by 7,800 tracked gamers (3% - TA Ratio = 5.42)  
5% Find and claim all the campaign skulls in Halo:CE, Halo 2, and Halo 3. Progress: 2 of 41 = 5%
Unlocked by 13,511 tracked gamers (6% - TA Ratio = 4.12)  
Halo 3: Complete a Halo 3 playlist.
Unlocked by 18,354 tracked gamers (8% - TA Ratio = 3.53)  
79% Collect 4,000 campaign or playlist medals. Progress: 3,165 of 4,000 = 79%
Unlocked by 74,385 tracked gamers (32% - TA Ratio = 1.75)  
63% Collect 5,000 campaign or playlist medals. Progress: 3,165 of 5,000 = 63%
Unlocked by 61,793 tracked gamers (27% - TA Ratio = 1.92)  
Halo 4: Complete a Halo 4 playlist.
Unlocked by 16,970 tracked gamers (7% - TA Ratio = 3.67)  
53% Collect 6,000 campaign or playlist medals. Progress: 3,165 of 6,000 = 53%
Unlocked by 51,392 tracked gamers (22% - TA Ratio = 2.11)  
45% Collect 7,000 campaign or playlist medals. Progress: 3,165 of 7,000 = 45%
Unlocked by 43,751 tracked gamers (19% - TA Ratio = 2.29)  
40% Collect 8,000 campaign or playlist medals. Progress: 3,165 of 8,000 = 40%
Unlocked by 37,972 tracked gamers (17% - TA Ratio = 2.45)  
92% Win 300 multiplayer games. Progress: 276 of 300 = 92%
Unlocked by 11,830 tracked gamers (5% - TA Ratio = 4.40)  
79% Win 350 multiplayer games. Progress: 276 of 350 = 79%
Unlocked by 10,462 tracked gamers (5% - TA Ratio = 4.68)  
Steady Aim49 (10)
69% Win 400 multiplayer games. Progress: 276 of 400 = 69%
Unlocked by 9,401 tracked gamers (4% - TA Ratio = 4.94)  
61% Win 450 multiplayer games. Progress: 276 of 450 = 61%
Unlocked by 8,563 tracked gamers (4% - TA Ratio = 5.18)  
55% Win 500 multiplayer games. Progress: 276 of 500 = 55%
Unlocked by 7,870 tracked gamers (3% - TA Ratio = 5.40)  
94% Complete 500 missions or multiplayer games. Progress: 472 of 500 = 94%
Unlocked by 22,593 tracked gamers (10% - TA Ratio = 3.18)  
62% Kill 1000 Elites. Progress: 619 of 1,000 = 62%
Unlocked by 63,078 tracked gamers (27% - TA Ratio = 1.90)  
47% Kill 1000 Jackals. Progress: 473 of 1,000 = 47%
Unlocked by 61,233 tracked gamers (27% - TA Ratio = 1.93)  
20% Kill 1000 Brutes. Progress: 199 of 1,000 = 20%
Unlocked by 37,833 tracked gamers (16% - TA Ratio = 2.46)  
Wyrmslayer43 (10)
17% Kill 250 Hunters. Progress: 43 of 250 = 17%
Unlocked by 12,432 tracked gamers (5% - TA Ratio = 4.29)  
Kill 1000 Watchers.
Unlocked by 3,728 tracked gamers (2% - TA Ratio = 7.84)  
Knightbane75 (10)
Kill 1000 Knights.
Unlocked by 4,100 tracked gamers (2% - TA Ratio = 7.48)  
Dogcatcher37 (10)
Kill 1000 Crawlers.
Unlocked by 16,402 tracked gamers (7% - TA Ratio = 3.74)  
Halo 3: Complete every level of the game on Easy difficulty.
Unlocked by 74,316 tracked gamers (32% - TA Ratio = 1.75)  
Halo 4: Complete every level of the game on Easy difficulty.
Unlocked by 61,506 tracked gamers (27% - TA Ratio = 1.93)  
60% Complete all campaigns on Easy difficulty. Progress: 24 of 40 = 60%
Unlocked by 46,790 tracked gamers (20% - TA Ratio = 2.21)  
Halo 3: Beat the par score on Crow's Nest.
Unlocked by 26,384 tracked gamers (11% - TA Ratio = 2.95)  
8% Halo 3: Find and claim all Skulls in Halo 3. Progress: 1 of 13 = 8%
Unlocked by 26,137 tracked gamers (11% - TA Ratio = 2.96)  
Halo 3: Find and claim the Blind Skull on Normal or harder.
Unlocked by 64,284 tracked gamers (28% - TA Ratio = 1.88)  
Halo 3: Find and claim the Grunt Birthday Party Skull on Normal or harder.
Unlocked by 51,110 tracked gamers (22% - TA Ratio = 2.11)  
Halo 3: Find and claim the Cowbell Skull on Normal or harder.
Unlocked by 33,140 tracked gamers (14% - TA Ratio = 2.63)  
Halo 3: Find and claim the IWHBYD Skull on Normal or harder.
Unlocked by 32,902 tracked gamers (14% - TA Ratio = 2.64)  
Halo 3: Activate all Halo 3 Terminals.
Unlocked by 26,337 tracked gamers (11% - TA Ratio = 2.95)  
Title update: Title Update 1
2,112
(500)
3.8 from 280 votes

151,762 tracked gamers have this dlc pack, 1,481 have completed it (0.98%)

There are 50 achievements worth 2,112 (500)

There are no reviews | Estimated completion: 200+ hours

Halo 2A MP: On Zenith, personally activate the center energy shield 3 times in one matchmade game.
Unlocked by 15,443 tracked gamers (7% - TA Ratio = 3.85)  
Created and saved 5 Custom Maps in Forge.
Unlocked by 26,038 tracked gamers (11% - TA Ratio = 2.96)  
Wetwork19 (5)
Halo 2A MP: On Shrine in CTF, activate the enemy base waterfall and, before it stops, grab the flag.
Unlocked by 16,236 tracked gamers (7% - TA Ratio = 3.76)  
Halo 2A MP: With a Sniper Rifle or Beam Rifle kill an enemy that was zoomed in.
Unlocked by 53,959 tracked gamers (23% - TA Ratio = 2.06)  
Halo 2A MP: Kill an opponent by detonating a Fusion Coil.
Unlocked by 50,701 tracked gamers (22% - TA Ratio = 2.12)  
Halo 2A MP: On Lockdown, kill an opponent with the hanging ice.
Unlocked by 29,850 tracked gamers (13% - TA Ratio = 2.77)  
Halo 2A MP: In Assault, take, plant, and score from the bomb spawn without dying or dropping it.
Unlocked by 21,207 tracked gamers (9% - TA Ratio = 3.29)  
Halo 2A MP: Get a kill with the Gungoose while airborne.
Unlocked by 17,676 tracked gamers (8% - TA Ratio = 3.60)  
Halo 2A MP: Get 25 kills with the Gungoose in multiplayer.
Unlocked by 18,408 tracked gamers (8% - TA Ratio = 3.53)  
Halo 2A MP: In Juggernaut, survive as the Juggernaut for 30 seconds.
Unlocked by 21,228 tracked gamers (9% - TA Ratio = 3.28)  
Halo 2A MP: Killed 15 opponents that were airborne from a Man Cannon.
Unlocked by 15,626 tracked gamers (7% - TA Ratio = 3.83)  
Halo 2A MP: Get 30 kills with the Hornet in multiplayer.
Unlocked by 15,337 tracked gamers (7% - TA Ratio = 3.86)  
Halo 2A MP: Win 10 matches on Bloodline in multiplayer.
Unlocked by 17,495 tracked gamers (8% - TA Ratio = 3.62)  
Halo 2A MP: Get 25 melee kills in multiplayer.
Unlocked by 35,850 tracked gamers (16% - TA Ratio = 2.53)  
Power Play35 (10)
Halo 2A MP: On Warlord, get 5 active camouflage power ups in a single game.
Unlocked by 19,142 tracked gamers (8% - TA Ratio = 3.46)  
Halo 2A MP: In King of the Hill, kill 5 opponents within your controlled hill.
Unlocked by 14,085 tracked gamers (6% - TA Ratio = 4.03)  
Halo 2A MP: Destroyed all the Halo 2 Anniversary Multiplayer BLAST soda cans.
Unlocked by 30,078 tracked gamers (13% - TA Ratio = 2.76)  
Halo 2A MP: Found and destroyed the BLAST soda can on Shrine.
Unlocked by 30,632 tracked gamers (13% - TA Ratio = 2.73)  
Halo 2A MP: Found and destroyed the BLAST soda can on Warlord.
Unlocked by 30,942 tracked gamers (13% - TA Ratio = 2.72)  
Halo 2A MP: Found and destroyed the BLAST soda can on Bloodline.
Unlocked by 30,772 tracked gamers (13% - TA Ratio = 2.73)  
Halo 2A MP: Found and destroyed the BLAST soda can on Stonetown.
Unlocked by 31,351 tracked gamers (14% - TA Ratio = 2.70)  
Halo 2A MP: Found and destroyed the BLAST soda can on Zenith.
Unlocked by 31,096 tracked gamers (14% - TA Ratio = 2.71)  
Halo 2A MP: Found and destroyed the BLAST soda can on Lockdown.
Unlocked by 31,506 tracked gamers (14% - TA Ratio = 2.69)  
Halo 2A MP: In Territories, control any 3 Territories simultaneously for 30 seconds.
Unlocked by 25,384 tracked gamers (11% - TA Ratio = 3.00)  
Halo 3: He's watching you.
Unlocked by 24,013 tracked gamers (10% - TA Ratio = 3.09)  
Halo 3: Who DARED to discard this brave animal?
Unlocked by 24,812 tracked gamers (11% - TA Ratio = 3.04)  
Halo 2A MP: Blow up the Banshee or Hornet in flight while piloted, with the Rocket Launcher.
Unlocked by 28,466 tracked gamers (12% - TA Ratio = 2.83)  
Halo 2A MP: Complete a game in every one of the 6 updated Anniversary MP maps.
Unlocked by 50,322 tracked gamers (22% - TA Ratio = 2.13)  
Halo 2A MP: In one match, steal a total of 5 occupied vehicles from opponents.
Unlocked by 18,039 tracked gamers (8% - TA Ratio = 3.56)  
Halo 2: View this hidden message on the classic Beaver Creek map.
Unlocked by 29,616 tracked gamers (13% - TA Ratio = 2.78)  
Halo 2: View the smiling face in the classic multiplayer map Coagulation.
Unlocked by 29,299 tracked gamers (13% - TA Ratio = 2.79)  
Halo 2: Spot the Sid graffiti on the walls of Coagulation in classic multiplayer.
Unlocked by 29,327 tracked gamers (13% - TA Ratio = 2.79)  
Halo 2: Spot the hippo on the walls of Headlong in classic multiplayer.
Unlocked by 29,763 tracked gamers (13% - TA Ratio = 2.77)  
Halo 2A MP: In Ricochet, pass once, score once, and kill at least one enemy in the same match.
Unlocked by 14,728 tracked gamers (6% - TA Ratio = 3.94)  
Halo 2A MP: In Anniversary multiplayer, receive 2 or more Double Kill medals.
Unlocked by 68,446 tracked gamers (30% - TA Ratio = 1.83)  
Halo 2A MP: Get awarded at least 10 different medals in one multiplayer game.
Unlocked by 86,878 tracked gamers (38% - TA Ratio = 1.62)  
Halo 2A MP: Kill an opponent that has the Legendary Anniversary achievement.
Unlocked by 68,300 tracked gamers (30% - TA Ratio = 1.83)  
Warden17 (10)
Halo 2 MP: In Classic or Anniversary matchmaking, stop the killing spree of another player.
Unlocked by 81,308 tracked gamers (35% - TA Ratio = 1.68)  
Halo 2A MP: Kill an opponent that has the Ninja Redux achievement in Anniversary matchmaking.
Unlocked by 92,163 tracked gamers (40% - TA Ratio = 1.57)  
Kill a 343 developer in matchmaking or someone who has this achievement.
Unlocked by 143,359 tracked gamers (62% - TA Ratio = 1.26)  
Goat Roped254 (30)
Halo CE: Halo CE: Complete all Halo: CE Legendary campaign missions in under 3 hours.
Unlocked by 3,195 tracked gamers (1% - TA Ratio = 8.47)  
20% Halo 2A MP: Kill 5 people with melee from behind in Anniversary matchmaking. Progress: 1 of 5 = 20%
Unlocked by 29,255 tracked gamers (13% - TA Ratio = 2.80)  
Monopolized320 (30)
Halo 2: Complete all Halo 2 Legendary campaign missions in under 3 hours.
Unlocked by 2,027 tracked gamers (0.9% - TA Ratio = 10.65)  
Halo 3: View 2 different sigils on Valhalla.
Unlocked by 13,952 tracked gamers (6% - TA Ratio = 4.05)  
Devastating207 (30)
Halo 3: Complete all Halo 3 Legendary campaign missions in under 3 hours.
Unlocked by 4,842 tracked gamers (2% - TA Ratio = 6.89)  
Halo 4: Complete all Halo 4 Legendary campaign missions in under 3 hours.
Unlocked by 4,354 tracked gamers (2% - TA Ratio = 7.26)  
Halo 2: View one of the seasonal signs on Zanzibar in classic multiplayer.
Unlocked by 17,800 tracked gamers (8% - TA Ratio = 3.58)  
Created and saved 5 Custom Game types.
Unlocked by 23,877 tracked gamers (10% - TA Ratio = 3.10)  
Zealot41 (10)
60% Halo 2A MP: In Anniversary matchmaking, win 10 games as an Elite. Progress: 6 of 10 = 60%
Unlocked by 13,609 tracked gamers (6% - TA Ratio = 4.10)  
MVP22 (10)
Halo 2A MP: Finished as the top player on the winning team in a matchmade game.
Unlocked by 47,578 tracked gamers (21% - TA Ratio = 2.19)  
Title update: Title Update 2
2,157
(500)
3.6 from 232 votes

101,619 tracked gamers have this dlc pack, 1,658 have completed it (1.63%)

There are 50 achievements worth 2,157 (500)

There are no reviews | Estimated completion: 200+ hours

Halo 2: Complete a match on at least 4 different game types in classic multiplayer.
Unlocked by 29,667 tracked gamers (13% - TA Ratio = 2.78)  
Halo 3: Find the hidden Skull on the Longshore multilayer map.
Unlocked by 25,831 tracked gamers (11% - TA Ratio = 2.98)  
Brainpan31 (10)
Halo 3: Find all the hidden multiplayer Skulls.
Unlocked by 24,532 tracked gamers (11% - TA Ratio = 3.05)  
Halo 3: Find the hidden Skull on the Heretic multiplayer map.
Unlocked by 25,431 tracked gamers (11% - TA Ratio = 3.00)  
Halo 3: Find the hidden Skull on the Citadel multiplayer map.
Unlocked by 25,411 tracked gamers (11% - TA Ratio = 3.00)  
Halo 3: Find the hidden Skull on the Sandbox multiplayer map.
Unlocked by 25,737 tracked gamers (11% - TA Ratio = 2.98)  
Halo 3: Find the hidden Skull on the Orbital multiplayer map.
Unlocked by 25,860 tracked gamers (11% - TA Ratio = 2.97)  
Halo 3: Find the hidden Skull on the Assembly multiplayer map.
Unlocked by 26,166 tracked gamers (11% - TA Ratio = 2.96)  
Halo CE: Complete a match on at least 4 unique game types.
Unlocked by 18,570 tracked gamers (8% - TA Ratio = 3.51)  
Halo 3: Complete a match on at least 4 different game types in multiplayer.
Unlocked by 46,516 tracked gamers (20% - TA Ratio = 2.22)  
Tourist24 (10)
Halo 2: Complete a match on at least 8 different classic multiplayer maps.
Unlocked by 38,391 tracked gamers (17% - TA Ratio = 2.44)  
Taste Test23 (10)
Halo 4: Complete a match on at least 4 different game types in multiplayer.
Unlocked by 42,298 tracked gamers (18% - TA Ratio = 2.33)  
Halo 3: Complete a match on at least 8 different multiplayer maps.
Unlocked by 61,992 tracked gamers (27% - TA Ratio = 1.92)  
Halo 4: Complete a match on at least 8 different multiplayer maps.
Unlocked by 48,859 tracked gamers (21% - TA Ratio = 2.16)  
Halo CE: Complete a match on at least 8 different classic multiplayer maps.
Unlocked by 25,686 tracked gamers (11% - TA Ratio = 2.99)  
Halo 4: Complete a Spartan Ops mission.
Unlocked by 68,491 tracked gamers (30% - TA Ratio = 1.83)  
Departure26 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 1.
Unlocked by 33,018 tracked gamers (14% - TA Ratio = 2.63)  
Artifact30 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 2.
Unlocked by 25,639 tracked gamers (11% - TA Ratio = 2.99)  
Catherine32 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 3.
Unlocked by 22,193 tracked gamers (10% - TA Ratio = 3.21)  
Halo 4: Complete all chapters in Spartan Ops Episode 4.
Unlocked by 20,234 tracked gamers (9% - TA Ratio = 3.36)  
Halo 4: Complete all chapters in Spartan Ops Episode 5.
Unlocked by 18,449 tracked gamers (8% - TA Ratio = 3.52)  
Scattered36 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 6.
Unlocked by 17,485 tracked gamers (8% - TA Ratio = 3.62)  
Invasion37 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 7.
Unlocked by 17,040 tracked gamers (7% - TA Ratio = 3.67)  
Expendable37 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 8.
Unlocked by 16,564 tracked gamers (7% - TA Ratio = 3.72)  
Key38 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 9.
Unlocked by 16,192 tracked gamers (7% - TA Ratio = 3.76)  
Exodus38 (10)
Halo 4: Complete all chapters in Spartan Ops Episode 10.
Unlocked by 16,160 tracked gamers (7% - TA Ratio = 3.76)  
Feet First38 (10)
Halo 4: Complete all Spartan Ops chapters.
Unlocked by 15,719 tracked gamers (7% - TA Ratio = 3.82)  
Halo 4: Complete all Spartan Ops chapters on Normal difficulty.
Unlocked by 15,188 tracked gamers (7% - TA Ratio = 3.88)  
Hazard Pay82 (20)
Halo 4: Complete all Spartan Ops chapters on Heroic difficulty.
Unlocked by 13,715 tracked gamers (6% - TA Ratio = 4.09)  
Icarus125 (30)
Halo 4: Complete all Spartan Ops chapters on Legendary difficulty.
Unlocked by 13,307 tracked gamers (6% - TA Ratio = 4.15)  
Halo 4: Complete all Spartan Ops chapters solo on Legendary difficulty.
Unlocked by 12,192 tracked gamers (5% - TA Ratio = 4.33)  
Halo 4: Why are you even here?
Unlocked by 17,587 tracked gamers (8% - TA Ratio = 3.61)  
Halo 4: Save at least one Marine on Hacksaw (Ep.2 Ch.3) of Spartan Ops on Heroic or Legendary.
Unlocked by 7,206 tracked gamers (3% - TA Ratio = 5.64)  
Halo 4: Assassinate a Knight in any Spartan Ops mission.
Unlocked by 21,390 tracked gamers (9% - TA Ratio = 3.27)  
Halo 4: Complete The Cauldron Base of Spartan Ops without losing a generator on Heroic or Legendary.
Unlocked by 9,731 tracked gamers (4% - TA Ratio = 4.85)  
Halo 4: Survive Spartan Miller (Ep.5 Ch.1) of Spartan Ops on Heroic or Legendary.
Unlocked by 7,462 tracked gamers (3% - TA Ratio = 5.54)  
12% Earn a total of 2,500 Assist medals in multiplayer. Progress: 295 of 2,500 = 12%
Unlocked by 4,769 tracked gamers (2% - TA Ratio = 6.94)  
11% Earn a total of 2,500 Headshot medals in multiplayer. Progress: 278 of 2,500 = 11%
Unlocked by 12,670 tracked gamers (6% - TA Ratio = 4.25)  
Dim Mak52 (10)
33% Earn a total of 250 Beat Down medals in multiplayer. Progress: 82 of 250 = 33%
Unlocked by 8,505 tracked gamers (4% - TA Ratio = 5.19)  
Domination84 (10)
19% Earn a total of 100 Legendary medals in matchmade games. Progress: 19 of 100 = 19%
Unlocked by 3,265 tracked gamers (1% - TA Ratio = 8.38)  
36% Earn a total of 250 Double Kill medals in matchmade games. Progress: 91 of 250 = 36%
Unlocked by 10,623 tracked gamers (5% - TA Ratio = 4.65)  
13% Earn a total of 100 Killing Spree medals in matchmade games. Progress: 13 of 100 = 13%
Unlocked by 11,105 tracked gamers (5% - TA Ratio = 4.54)  
Catch This76 (10)
24% Earn a total of 500 Grenade Kill or Plasma Kill medals in matchmade games. Progress: 122 of 500 = 24%
Unlocked by 3,941 tracked gamers (2% - TA Ratio = 7.63)  
22% Earn a total of 250 Killjoy medals in matchmade games. Progress: 55 of 250 = 22%
Unlocked by 4,147 tracked gamers (2% - TA Ratio = 7.45)  
8% Earn a total of 250 CTF Mode Specific medals in matchmade games. Progress: 19 of 250 = 8%
Unlocked by 5,643 tracked gamers (2% - TA Ratio = 6.37)  
9% Earn a total of 250 KOTH Mode Specific medals in matchmade games. Progress: 22 of 250 = 9%
Unlocked by 4,564 tracked gamers (2% - TA Ratio = 7.09)  
Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Splatter medals.
Unlocked by 2,754 tracked gamers (1% - TA Ratio = 9.13)  
Halo 2A MP: In Anniversary matchmaking, earn a total of 100 Environmentalist medals.
Unlocked by 2,798 tracked gamers (1% - TA Ratio = 9.05)  
Complete 1 mission with the LASO playlist skulls enabled.
Unlocked by 10,189 tracked gamers (4% - TA Ratio = 4.74)  
Airborne52 (10)
Halo CE: Launch a Warthog for at least 5 seconds and have it splatter an enemy.
Unlocked by 8,448 tracked gamers (4% - TA Ratio = 5.21)  
Title update: Title Update 3
34
(10)
3.9 from 202 votes

20,384 tracked gamers have this dlc pack, 20,384 have completed it (100.00%)

There is 1 achievement worth 34 (10)

There are no reviews | Estimated completion: 0-1 hour

H2A: Found and destroyed the BLAST soda can on Remnant..
Unlocked by 20,371 tracked gamers (9% - TA Ratio = 3.35)  
Add-on: Halo 3: ODST
2,781
(990)
4.5 from 303 votes

Buy now from the Microsoft Store

70,925 tracked gamers have this dlc pack, 1,943 have completed it (2.74%)

There are 99 achievements worth 2,781 (990)

There is 1 review | Estimated completion: 20-25 hours

H3: ODST: Kill 10 Engineers.
Unlocked by 23,105 tracked gamers (33% - TA Ratio = 2.35)  
H3: ODST: Kill 25 Engineers.
Unlocked by 12,252 tracked gamers (17% - TA Ratio = 3.22)  
H3: ODST: Find the 1st Audio Log.
Unlocked by 54,551 tracked gamers (77% - TA Ratio = 1.52)  
H3: ODST: Find the 2nd Audio Log.
Unlocked by 50,232 tracked gamers (71% - TA Ratio = 1.59)  
H3: ODST: Find the 3rd Audio Log.
Unlocked by 46,493 tracked gamers (66% - TA Ratio = 1.65)  
Do Tell9 (5)
H3: ODST: Find the 4th Audio Log.
Unlocked by 43,130 tracked gamers (61% - TA Ratio = 1.72)  
H3: ODST: Find the 5th Audio Log.
Unlocked by 40,059 tracked gamers (56% - TA Ratio = 1.78)  
H3: ODST: Find the 6th Audio Log.
Unlocked by 37,135 tracked gamers (52% - TA Ratio = 1.85)  
Auditor10 (5)
H3: ODST: Find the 7th Audio Log.
Unlocked by 34,439 tracked gamers (49% - TA Ratio = 1.92)  
Overheard10 (5)
H3: ODST: Find the 8th Audio Log.
Unlocked by 31,969 tracked gamers (45% - TA Ratio = 1.99)  
H3: ODST: Find the 9th Audio Log.
Unlocked by 29,768 tracked gamers (42% - TA Ratio = 2.07)  
Monitored11 (5)
H3: ODST: Find the 10th Audio Log.
Unlocked by 27,690 tracked gamers (39% - TA Ratio = 2.14)  
H3: ODST: Find the 11th Audio Log.
Unlocked by 25,805 tracked gamers (36% - TA Ratio = 2.22)  
Give Heed11 (5)
H3: ODST: Find the 12th Audio Log.
Unlocked by 24,206 tracked gamers (34% - TA Ratio = 2.29)  
H3: ODST: Find the 13th Audio Log.
Unlocked by 22,820 tracked gamers (32% - TA Ratio = 2.36)  
H3: ODST: Find the 14th Audio Log.
Unlocked by 21,766 tracked gamers (31% - TA Ratio = 2.42)  
All Ears12 (5)
H3: ODST: Find the 15th Audio Log.
Unlocked by 20,932 tracked gamers (30% - TA Ratio = 2.46)  
H3: ODST: Find the 16th Audio Log.
Unlocked by 20,226 tracked gamers (29% - TA Ratio = 2.51)  
H3: ODST: Find the 17th Audio Log.
Unlocked by 19,676 tracked gamers (28% - TA Ratio = 2.54)  
Attentive13 (5)
H3: ODST: Find the 18th Audio Log.
Unlocked by 19,191 tracked gamers (27% - TA Ratio = 2.57)  
Watchful13 (5)
H3: ODST: Find the 19th Audio Log.
Unlocked by 18,767 tracked gamers (26% - TA Ratio = 2.60)  
Observant13 (5)
H3: ODST: Find the 20th Audio Log.
Unlocked by 18,422 tracked gamers (26% - TA Ratio = 2.63)  
Scout13 (5)
H3: ODST: Find the 21st Audio Log.
Unlocked by 18,120 tracked gamers (26% - TA Ratio = 2.65)  
H3: ODST: Find the 22nd Audio Log.
Unlocked by 17,831 tracked gamers (25% - TA Ratio = 2.67)  
Spotter13 (5)
H3: ODST: Find the 23rd Audio Log.
Unlocked by 17,611 tracked gamers (25% - TA Ratio = 2.69)  
H3: ODST: Find the 24th Audio Log.
Unlocked by 17,382 tracked gamers (25% - TA Ratio = 2.70)  
H3: ODST: Find the 25th Audio Log.
Unlocked by 17,168 tracked gamers (24% - TA Ratio = 2.72)  
Archivist14 (5)
H3: ODST: Find the 26th Audio Log.
Unlocked by 17,004 tracked gamers (24% - TA Ratio = 2.73)  
H3: ODST: Find the 27th Audio Log.
Unlocked by 16,797 tracked gamers (24% - TA Ratio = 2.75)  
H3: ODST: Find the 28th Audio Log.
Unlocked by 16,575 tracked gamers (23% - TA Ratio = 2.77)  
H3: ODST: Find the 29th Audio Log.
Unlocked by 16,114 tracked gamers (23% - TA Ratio = 2.81)  
Audiophile29 (10)
H3: ODST: Find the 30th Audio Log.
Unlocked by 14,791 tracked gamers (21% - TA Ratio = 2.93)  
Rookie18 (10)
H3: ODST: Complete every level of the game on Easy difficulty.
Unlocked by 39,370 tracked gamers (56% - TA Ratio = 1.80)  
H3: ODST: Complete every level of the game on Normal difficulty.
Unlocked by 36,971 tracked gamers (52% - TA Ratio = 1.85)  
H3: ODST: Complete every level of the game on Heroic difficulty.
Unlocked by 25,632 tracked gamers (36% - TA Ratio = 2.23)  
H3: ODST: Complete every level of the game on Legendary difficulty.
Unlocked by 21,189 tracked gamers (30% - TA Ratio = 2.45)  
H3: ODST: Find the 1st clue to unraveling the mystery.
Unlocked by 66,775 tracked gamers (94% - TA Ratio = 1.38)  
H3: ODST: Find the 2nd clue to unraveling the mystery.
Unlocked by 54,421 tracked gamers (77% - TA Ratio = 1.53)  
Gumshoe16 (10)
H3: ODST: Find the 3rd clue unraveling the mystery.
Unlocked by 48,191 tracked gamers (68% - TA Ratio = 1.62)  
Bloodhound17 (10)
H3: ODST: Find the 4th clue unraveling the mystery.
Unlocked by 45,771 tracked gamers (65% - TA Ratio = 1.66)  
H3: ODST: Find the 5th clue unraveling the mystery.
Unlocked by 44,608 tracked gamers (63% - TA Ratio = 1.69)  
H3: ODST: Find the 6th clue unraveling the mystery.
Unlocked by 44,031 tracked gamers (62% - TA Ratio = 1.70)  
H3: ODST: Find all 30 Audio Logs.
Unlocked by 14,569 tracked gamers (21% - TA Ratio = 2.95)  
H3: ODST: Complete Tayari Plaza.
Unlocked by 57,635 tracked gamers (81% - TA Ratio = 1.48)  
H3: ODST: Complete Uplift Reserve.
Unlocked by 53,644 tracked gamers (76% - TA Ratio = 1.54)  
H3: ODST: Complete Kizingo Blvd.
Unlocked by 48,773 tracked gamers (69% - TA Ratio = 1.61)  
H3: ODST: Complete ONI Alpha Site.
Unlocked by 47,730 tracked gamers (67% - TA Ratio = 1.63)  
NMPD HQ17 (10)
H3: ODST: Complete NMPD HQ.
Unlocked by 46,731 tracked gamers (66% - TA Ratio = 1.65)  
H3: ODST: Complete Kikowani Station.
Unlocked by 44,724 tracked gamers (63% - TA Ratio = 1.68)  
Data Hive17 (10)
H3: ODST: Complete Data Hive.
Unlocked by 44,270 tracked gamers (62% - TA Ratio = 1.69)  
H3: ODST: Complete Coastal Highway.
Unlocked by 44,424 tracked gamers (63% - TA Ratio = 1.69)  
H3: ODST: Beat the par time on Tayari Plaza.
Unlocked by 13,350 tracked gamers (19% - TA Ratio = 3.09)  
Floor It!30 (10)
H3: ODST: Beat the par time on Uplift Reserve.
Unlocked by 14,010 tracked gamers (20% - TA Ratio = 3.01)  
H3: ODST: Beat the par time on Kizingo Blvd.
Unlocked by 11,629 tracked gamers (16% - TA Ratio = 3.31)  
H3: ODST: Beat the par time on ONI Alpha Site.
Unlocked by 16,400 tracked gamers (23% - TA Ratio = 2.79)  
H3: ODST: Beat the par time on NMPD HQ.
Unlocked by 11,808 tracked gamers (17% - TA Ratio = 3.28)  
H3: ODST: Beat the par time on Kikowani Station.
Unlocked by 11,160 tracked gamers (16% - TA Ratio = 3.38)  
H3: ODST: Beat the par time on Data Hive.
Unlocked by 11,846 tracked gamers (17% - TA Ratio = 3.28)  
H3: ODST: Beat the par time on Coastal Highway.
Unlocked by 15,945 tracked gamers (22% - TA Ratio = 2.83)  
H3: ODST: Beat par time on all Halo 3: ODST levels.
Unlocked by 9,705 tracked gamers (14% - TA Ratio = 3.62)  
H3: ODST: Beat the par score on Tayari Plaza.
Unlocked by 14,490 tracked gamers (20% - TA Ratio = 2.96)  
H3: ODST: Beat the par score on Uplift Reserve.
Unlocked by 17,463 tracked gamers (25% - TA Ratio = 2.70)  
H3: ODST: Beat the par score on Kizingo Blvd.
Unlocked by 26,629 tracked gamers (38% - TA Ratio = 2.18)  
H3: ODST: Beat the par score on ONI Alpha Site.
Unlocked by 17,472 tracked gamers (25% - TA Ratio = 2.70)  
Pour It On29 (10)
H3: ODST: Beat the par score on NMPD HQ.
Unlocked by 14,772 tracked gamers (21% - TA Ratio = 2.93)  
H3: ODST: Beat the par score on Kikowani Station.
Unlocked by 7,184 tracked gamers (10% - TA Ratio = 4.21)  
H3: ODST: Beat the par score on Data Hive.
Unlocked by 26,662 tracked gamers (38% - TA Ratio = 2.18)  
H3: ODST: Beat the par score on Coastal Highway.
Unlocked by 6,861 tracked gamers (10% - TA Ratio = 4.31)  
H3: ODST: Beat par score on all Halo 3: ODST levels.
Unlocked by 5,704 tracked gamers (8% - TA Ratio = 4.72)  
Déjà Vu105 (20)
H3: ODST: Complete Coastal Highway on 4-player Legendary co-op, with Iron, and no 'Hog or Scorpion.
Unlocked by 4,623 tracked gamers (7% - TA Ratio = 5.25)  
H3: ODST: Play a game of Halo 3: ODST on the 22nd of any month.
Unlocked by 21,066 tracked gamers (30% - TA Ratio = 2.45)  
H3: ODST: Complete a Halo 3: ODST LASO Campaign playlist.
Unlocked by 2,975 tracked gamers (4% - TA Ratio = 6.54)  
Trifecta86 (20)
H3: ODST: Complete three Halo 3: ODST playlists.
Unlocked by 6,860 tracked gamers (10% - TA Ratio = 4.31)  
NEXT!31 (10)
H3: ODST: Complete a Halo 3: ODST playlist.
Unlocked by 13,608 tracked gamers (19% - TA Ratio = 3.06)  
H3: ODST: Complete all Halo 3: ODST Legendary campaign missions in under 3 hours.
Unlocked by 9,850 tracked gamers (14% - TA Ratio = 3.59)  
H3: ODST: View the missing link.
Unlocked by 18,007 tracked gamers (25% - TA Ratio = 2.66)  
H3: ODST: Find a legendary hidden music cue.
Unlocked by 13,446 tracked gamers (19% - TA Ratio = 3.08)  
Vandalized30 (10)
H3: ODST: Face it.
Unlocked by 14,580 tracked gamers (21% - TA Ratio = 2.95)  
H3: ODST: Is there a toy inside?
Unlocked by 17,744 tracked gamers (25% - TA Ratio = 2.68)  
Classic67 (20)
H3: ODST: Finish any level solo on Legendary, with no shots fired or grenades thrown.
Unlocked by 11,271 tracked gamers (16% - TA Ratio = 3.36)  
H3: ODST: Kill 5 sleeping Grunts on Mombasa Streets.
Unlocked by 19,200 tracked gamers (27% - TA Ratio = 2.57)  
H3: ODST: Assassinate 3 Brutes in a row on Data Hive.
Unlocked by 12,936 tracked gamers (18% - TA Ratio = 3.14)  
H3: ODST: Earn a Triple Kill medal with the pistol on any level.
Unlocked by 53,348 tracked gamers (75% - TA Ratio = 1.54)  
H3: ODST: Kill 4 enemies with a single plasma or frag grenade.
Unlocked by 36,823 tracked gamers (52% - TA Ratio = 1.86)  
Fowl Hunt31 (10)
H3: ODST: Kill 3 Jetpack Brutes with a shotgun on Oni Alpha Site.
Unlocked by 13,225 tracked gamers (19% - TA Ratio = 3.10)  
H3: ODST: Destroy a Wraith…with your bare hands.
Unlocked by 28,618 tracked gamers (40% - TA Ratio = 2.11)  
Firefly29 (10)
H3: ODST: Kill a Drone with a flame grenade on Data Hive.
Unlocked by 15,039 tracked gamers (21% - TA Ratio = 2.91)  
H3: ODST: Swap Dare's pistol for a Rocket Launcher on Coastal Highway.
Unlocked by 17,838 tracked gamers (25% - TA Ratio = 2.67)  
H3: ODST: Complete any level without using a health pack on Heroic or Legendary.
Unlocked by 25,532 tracked gamers (36% - TA Ratio = 2.23)  
H3: ODST: Complete any level without dying on Heroic or Legendary.
Unlocked by 16,217 tracked gamers (23% - TA Ratio = 2.80)  
H3: ODST: Complete any level without activating VISR mode.
Unlocked by 45,641 tracked gamers (64% - TA Ratio = 1.67)  
H3: ODST: Finish Tayari Plaza with at least one Marine still breathing.
Unlocked by 10,590 tracked gamers (15% - TA Ratio = 3.47)  
H3: ODST: Complete NMPD HQ without firing the Sniper Rifle on Heroic or Legendary.
Unlocked by 11,549 tracked gamers (16% - TA Ratio = 3.32)  
H3: ODST: Splatter 7 enemies with a Banshee on Kikowani Station.
Unlocked by 13,170 tracked gamers (19% - TA Ratio = 3.11)  
Shiny...37 (10)
H3: ODST: Pilot a Banshee on Kizingo Boulevard.
Unlocked by 9,130 tracked gamers (13% - TA Ratio = 3.73)  
H3: ODST: Destroy 5 Phantoms on NMPD HQ.
Unlocked by 21,478 tracked gamers (30% - TA Ratio = 2.43)  
H3: ODST: Destroy 7 Wraiths on Oni Alpha Site.
Unlocked by 16,318 tracked gamers (23% - TA Ratio = 2.79)  
H3: ODST: I've got my eye on you, Marine.
Unlocked by 65,130 tracked gamers (92% - TA Ratio = 1.39)  
Xenophobia17 (10)
H3: ODST: Complete any level without using Covenant weapons.
Unlocked by 44,349 tracked gamers (63% - TA Ratio = 1.69)