- Emergency Boarding Procedures
Escape the doomed Kraken by jumping onto a Phaeton piloted by a Spartan.
01 November 2015 - 5 guides
- No Witnesses
Destroy the Phantom at the Covenant camp in Reunion on Heroic difficulty.
01 November 2015 - 5 guides
- Rolling Thunder
Operate four different vehicles at once in Mission 13 on Heroic difficulty.
01 November 2015 - 4 guides
- My Rules
Complete any Mission with 3+ Skulls active on Heroic difficulty.
01 November 2015 - 3 guides
- Going the Distance
Complete Glassed without entering a vehicle.
01 November 2015 - 4 guides
- Shoot from the Hip
Complete Glassed without any players using Smart-Link.
01 November 2015 - 3 guides
- Fire Drill
Finish Evacuation within 18:00 without dying on Heroic difficulty.
31 October 2015 - 5 guides
- Savior
Keep 6 miners alive at the elevator in Evacuation on Heroic difficulty.
31 October 2015 - 5 guides
- Castle Crasher
Complete 5 matchmade games of Strongholds.
31 October 2015 - 1 guide
- Off to the Races
Complete 5 matchmade games of Breakout.
31 October 2015 - 2 guides
- Flag Monger
Complete 5 matchmade games of Capture the Flag.
31 October 2015 - 1 guide
- Spartan Decimation
Complete 5 matchmade games of Slayer.
31 October 2015 - 1 guide
- Valor Recognized
Qualify for a Competitive Skill Rating.
31 October 2015 - 1 guide
- Harbinger
Complete The Breaking on Legendary difficulty without the entire fireteam dying.
30 October 2015 - 2 guides
- Gravelord
Find and claim all Skulls.
29 October 2015 - 4 guides
- Icy Cool
Use a Ground Pound on an exterior power core in Guardians on Heroic difficulty.
29 October 2015 - 6 guides
- Death from Above
Kill a Grunt and smash a grate with a Ground Pound in Battle of Sunaion.
29 October 2015 - 4 guides
- Kraken Lackin'
Complete Enemy Lines without destroying a Kraken turret.
29 October 2015 - 5 guides
- No Knock Raid
Destroy 10 walls or floors in Swords of Sanghelios.
29 October 2015 - 2 guides
- Benchwarmer
Spectate a game.
29 October 2015 - 3 guides
- Waiting on You
Kill an enemy that's had its armor repaired in Unconfirmed.
29 October 2015 - 3 guides
- I Thought I'd Lost You
Escape the Hunters in the lab and fight them in the hangar in Blue Team.
28 October 2015 - 3 guides
- Gravedigger
Find and claim a Skull.
28 October 2015 - 3 guides
- Legacy
Complete every Mission of the game on Normal difficulty.
28 October 2015 - 1 guide
- Heroes Rise
Complete every Mission of the game on Heroic difficulty.
28 October 2015 - 1 guide
- Forging a Legend
Complete every Mission of the game on Legendary difficulty.
28 October 2015 - 2 guides
- Lone Wolf
Complete every Mission of the game by yourself on Legendary difficulty.
28 October 2015 - 6 guides
- Sentinels
Complete Mission 15.
28 October 2015 - 1 guide
- A New Dawn
Complete Mission 14.
28 October 2015 - 2 guides
- Reclamation
Complete Mission 13.
28 October 2015 - 1 guide
- Tank Still Beats Everything
Finish the 13th mission without losing the Scorpion on Legendary difficulty.
28 October 2015 - 3 guides
- Civil War
Complete Mission 12.
28 October 2015 - 2 guides
- Stormbound
Complete Mission 11.
27 October 2015 - 1 guide
- Breakthrough
Complete Mission 10.
27 October 2015 - 1 guide
- Old Bones
Complete Mission 9.
27 October 2015 - 1 guide
- Swords
Complete Mission 8.
27 October 2015 - 1 guide
- Together Again
Complete Mission 7.
27 October 2015 - 1 guide
- Take a Hike
Traverse the canyon without a Phaeton in Reunion on Heroic difficulty.
27 October 2015 - 4 guides
- Escape
Complete Mission 6.
27 October 2015 - 1 guide
- Stolen Gauntlet
Complete Mission 5.
27 October 2015 - 2 guides
- Warlord
Win a match on all three original Warzone maps.
27 October 2015 - 5 guides
- Gamemaster
Create and save a Custom Game.
27 October 2015 - 1 guide
- Your Style
Change your Spartan's gear in the Spartan Hub.
27 October 2015 - 2 guides
- Make Your Mark
Change your Service Tag in the Spartan Hub.
27 October 2015 - 1 guide
- Cry Havoc
Complete 3 matchmade games of Warzone.
27 October 2015 - 1 guide
- Go for the Gold
Open a Gold REQ Pack.
27 October 2015 - 1 guide
- Bringing in the Big Guns
Call in a REQ that costs 5 Energy or more.
27 October 2015 - 1 guide
- Top of the Food Chain
Kill a Legendary Boss in Warzone.
27 October 2015 - 5 guides
- Raise Your Banner
Change your Emblem in the Spartan Hub.
27 October 2015 - 1 guide
- Roots of the Earth
Complete Mission 4.
27 October 2015 - 1 guide
- Glasslands
Complete Mission 3.
27 October 2015 - 2 guides
- Argent Moon
Complete Mission 2.
27 October 2015 - 1 guide
- Into the Fire
Complete Mission 1.
27 October 2015 - 1 guide
- Conspiracy Theory
Find and claim one piece of Intel.
27 October 2015 - 4 guides
- Your Team is Your Weapon
Command your team of Spartans in Osiris.
27 October 2015 - 2 guides