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Halo 3 Achievements

Full list of all 79 Halo 3 achievements worth 1,750 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game on Xbox 360.

The base game contains 49 achievements worth 1,000 Gamerscore, and there are 4 DLC packs containing 30 achievements worth 750 Gamerscore.

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  • Mongoose Mowdown

    Splattered an enemy with the mongoose in a ranked free for all playlist.

    28 April 2013 - 9 guides
  • Killing Frenzy

    Killed 10 enemies without dying in any ranked free for all playlist.

    12 September 2012 - 9 guides
  • Lee R Wilson Memorial

    Scored 5 grenade sticks in any ranked free for all playlist.

    12 September 2011 - 8 guides
  • Vanguard

    Earned over 50,000 points in the Campaign meta-game on the seventh mission.

    08 September 2010 - 6 guides
  • Maybe Next Time Buddy

    Boarded the same vehicle within 10 seconds after being boarded in any free for all playlist.

    06 September 2010 - 7 guides
  • Ranger

    Earned over 50,000 points in the Campaign meta-game on the sixth mission.

    18 June 2010 - 6 guides
  • Landfall

    Completed the first mission of the Campaign.

    Unlocked offline - 1 guide
  • Assault

    Completed the fourth mission of the Campaign.

    Unlocked offline - 1 guide
  • Cleansing

    Completed the fifth mission of the Campaign.

    Unlocked offline - 1 guide
  • Refuge

    Completed the sixth mission of the Campaign.

    Unlocked offline - 1 guide
  • Last Stand

    Completed the seventh mission of the Campaign.

    Unlocked offline - 2 guides
  • The Key

    Completed the eighth mission of the Campaign.

    Unlocked offline - 1 guide
  • Return

    Completed the final mission of the Campaign.

    Unlocked offline - 1 guide
  • Iron

    Claimed Iron skull.

    Unlocked offline - 3 guides
  • Black Eye

    Claimed Black Eye skull.

    Unlocked offline - 3 guides
  • Tough Luck

    Claimed Tough Luck skull.

    Unlocked offline - 3 guides
  • Fog

    Claimed Fog skull.

    Unlocked offline - 4 guides
  • Thunderstorm

    Claimed Thunderstorm skull.

    Unlocked offline - 3 guides
  • We’re in for some Chop

    Destroyed an enemy vehicle with equipment in a ranked playlist or in campaign.

    Unlocked offline - 3 guides
  • Fear the Pink Mist

    Killed 5 enemies with the needler in a ranked free for all playlist or in campaign.

    Unlocked offline - 6 guides
  • Headshot Honcho

    Killed 10 enemies with headshots in a ranked free for all playlist or in campaign.

    Unlocked offline - 5 guides
  • Used Car Salesman

    Destroyed a vehicle that has three enemies in it in a ranked playlist or in campaign.

    Unlocked offline - 7 guides
  • Marathon Man

    Accessed all Terminals in the Campaign.

    Unlocked offline - 9 guides
  • Guerilla

    Earned over 15,000 points in the Campaign meta-game on the first mission.

    Unlocked offline - 5 guides
  • Exterminator

    Earned over 15,000 points in the Campaign meta-game on the fifth mission.

    Unlocked offline - 3 guides
  • Orpheus

    Earned over 15,000 points in the Campaign meta-game on the eighth mission.

    Unlocked offline - 4 guides
  • Askar

    Earned over 15,000 points in the Campaign meta-game on the fourth mission.

    28 October 2009 - 4 guides
  • Reclaimer

    Earned over 15,000 points in the Campaign meta-game on the final mission.

    09 October 2009 - 4 guides
  • Cavalier

    Earned over 15,000 points in the Campaign meta-game on the third mission.

    19 September 2009 - 4 guides
  • Demon

    Earned over 15,000 points in the Campaign meta-game on the second mission.

    12 August 2009 - 4 guides
  • Campaign Complete: Legendary

    Completed the Campaign on Legendary difficulty.

    21 April 2009 - 17 guides
  • Campaign Complete: Heroic

    Completed the Campaign on Heroic difficulty.

    21 April 2009 - 2 guides
  • Steppin' Razor

    Scored a Triple Kill with the sword in a ranked free for all playlist.

    07 July 2008 - 7 guides
  • Overkill

    Killed 4 enemies within 4 seconds of one another in a ranked free for all playlist.

    01 July 2008 - 9 guides
  • Triple Kill

    Killed 3 enemies within 4 seconds of one another in a ranked free for all playlist.

    01 July 2008 - 6 guides
  • Up Close and Personal

    Killed 5 enemies by melee or assassination in a ranked free for all playlist.

    01 July 2008 - 2 guides
  • Mythic

    Claimed Mythic skull.

    19 June 2008 - 3 guides
  • Famine

    Claimed Famine skull.

    19 June 2008 - 5 guides
  • Tilt

    Claimed Tilt skull.

    19 June 2008 - 4 guides
  • Catch

    Claimed Catch skull.

    19 June 2008 - 5 guides
  • Too Close to the Sun

    Destroyed a banshee with the spartan laser or missile pod in a ranked playlist or in campaign.

    09 March 2008 - 4 guides
  • Spartan Officer

    True veteran of many battles, you are a Spartan Officer.

    18 February 2008 - 9 guides
  • Campaign Complete: Normal

    Completed the Campaign on Normal difficulty.

    13 February 2008 - 1 guide
  • The Road

    Completed the third mission of the Campaign.

    13 February 2008 - 1 guide
  • Holdout

    Completed the second mission of the Campaign.

    11 February 2008 - 1 guide
  • UNSC Spartan

    Promoted to Sergeant. Proven in combat, you are a Spartan.

    03 February 2008 - 2 guides
  • Graduate

    Graduated from basic training. Stick with it to earn your Spartan Insignia.

    01 February 2008 - 4 guides
  • MVP

    Earned the MVP in a ranked playlist.

    31 January 2008 - 3 guides
  • Two for One

    Score a Double Kill with a single spartan laser shot in a ranked free for all playlist (Online).

    Locked - 18 guides
Add-on

Legendary Map Pack

433
250
7
3.84
183,670
48,240 (26%)
2-3h
Legendary Map Pack
  • Alas, Poor Yorick

    On a Legendary map, got 3 Oddball melee kills during a ranked or social match.

    07 June 2012 - 9 guides
  • Road Rage

    On a Legendary map, got 5 Warthog chaingun kills during a ranked or social match.

    03 September 2010 - 7 guides
  • Defend This

    On a Legendary map, got a flag melee kill during a ranked or social match.

    02 October 2009 - 5 guides
  • Flag Dropped

    On a Legendary map, got 2 flag carrier kills during a ranked or social match.

    27 February 2009 - 6 guides
  • Look Both Ways

    On a Legendary map, got a Splatter Spree during a ranked or social match.

    27 September 2008 - 9 guides
  • Came… From… Behind

    On a Legendary map, got 3 assassinations during a ranked or social match.

    26 September 2008 - 4 guides
  • Double Double

    On a Legendary map, got two Double Kills during a ranked or social match.

    26 September 2008 - 6 guides
Update

Vidmaster Challenges

0
0
3
3.72
141,271
49,532 (35%)
2-3h
Vidmaster Challenges
Add-on

Mythic Map Pack

586
325
13
3.81
211,835
35,975 (17%)
2-3h
Mythic Map Pack
  • Killtacular

    On a Mythic map, got a Killtacular during a ranked or social match.

    07 June 2012 - 11 guides
  • Save This Film

    On a Mythic map, got a Perfection medal during a ranked or social match.

    05 September 2010 - 9 guides
  • Delicious Brains

    On a Mythic map, infected 2 humans during a ranked or social match.

    26 April 2009 - 3 guides
  • Zombie Repeller

    On a Mythic map, killed 2 Zombies during a ranked or social match.

    26 April 2009 - 3 guides
  • Post Mortem

    On Orbital, got 2 Death From the Grave medals during a ranked or social match.

    16 April 2009 - 10 guides
  • … Get the Horns

    On a Mythic map, got a Bulltrue medal during a ranked or social match.

    04 April 2009 - 13 guides
  • Have Fun Respawning

    On a Mythic map, got an Extermination during a ranked or social match.

    04 April 2009 - 6 guides
  • Awww, Too Bad

    On a Mythic map, got a Killjoy medal during a ranked or social match.

    07 March 2009 - 2 guides
  • Hammer Time

    On Assembly, got 5 Hammer kills during a ranked or social match.

    07 March 2009 - 4 guides
  • Tank Dropper

    On a Mythic map, got a kill on another player while in monitor mode.

    04 March 2009 - 14 guides
  • Sandbox Skull

    On Sandbox, found the hidden skull.

    04 March 2009 - 10 guides
  • Orbital Skull

    On Orbital, found the hidden skull.

    03 March 2009 - 5 guides
  • Assembly Skull

    On Assembly, found the hidden skull.

    03 March 2009 - 4 guides
Add-on

Mythic II Map Pack

299
175
7
3.81
159,624
43,635 (27%)
2-3h
Mythic II Map Pack
  • Ghost Patrol

    On Longshore, got 3 kills with a Ghost during a ranked or social match.

    05 September 2010 - 1 guide
  • Blades of Fury

    On Heretic, got a Sword Spree during a ranked or social match.

    05 September 2010 - 4 guides
  • Pull

    On Citadel, got a Shotgun Spree during a ranked or social match.

    05 September 2010 - 5 guides
  • Vidmaster Challenge: Brainpan

    Found all the hidden skulls on the Mythic maps.

    22 September 2009 - 4 guides
  • Longshore Skull

    On Longshore, found the hidden skull.

    22 September 2009 - 3 guides
  • Heretic Skull

    On Heretic, found the hidden skull.

    22 September 2009 - 6 guides
  • Citadel Skull

    On Citadel, found the hidden skull.

    22 September 2009 - 5 guides
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Halo 3 Achievements FAQ
  • How many achievements are there in Halo 3?
    There are 79 achievements in Halo 3, worth a total of 1,750 Gamerscore.
    You can view the full list of Halo 3 achievements here.
  • Is Halo 3 on Game Pass?
    No, Halo 3 is not currently available on either Xbox Game Pass or PC Game Pass.
  • When did Halo 3 release on Xbox?
    Halo 3 was released on September 25th, 2007.
  • How long does it take to complete all the achievements in Halo 3?
    It takes between 40 and 50 hours to complete the base game achievements in Halo 3. You can find a full guide to unlocking all of the achievements in the Halo 3 walkthrough.