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No Stone Unturned Confiscate all of the contraband and read all of the notes in 'Following Orders'.

No Harm Done Obtain the defector's location in 'Following Orders' without hurting any civilians.

Can't touch this Defeat Makarov on Veteran difficulty or higher without getting hit in the alley.

Safety's On Defeat all enemies in the kitchen of 'Out in the Cold' without firing your gun on Hardened or harder

Skeet Shooting Kill 10 paratroopers in 'Mayhem' before they hit the ground.

One Small Hack for a Man... In Moon, hack something.

Sally Likes Blood Demonstrate killer economic sensibilities by taking down 3 enemies with a single bullet.

Small Consolation In Shangri-La, use the 31-79 JGb215 on each type of zombie.

Blinded By the Fright In Shangri-La, kill a Shrieker zombie while blinded by it.

Crude but Effective Deploy a bomb in the promethium well to destroy the Tyranid swarm

I'll Be Watching You Defeat the Lord of Change and face a figure from the past

Into the Abyss Withstand and overcome the Chaos invasion

An End to Heresy Kill a Lesser Sorcerer while he's reviving a Rubric Marine

Break of Dawn Discover the true nature of the Aurora device

Why Is It Always You Three? Hear all of the Chaplain's dialogues

Enemy Revealed Defeat the Chaos sorcerer

Vital Asset Rescue Morias Leuze from the Chaos assault

Target Acquired Ascertain the location of Morias Leuze

Chaos All Along Discover the Chaos presence on Kadaku

Monkey See, Monkey Don't In Shangri-La, get something from the monkeys.

Zomb Disposal In Shangri-La, dispose of a Napalm zombie without it harming any players.

Quiet on the Set In Call of the Dead, cut the lights on the Director.

Stuntman In Call of the Dead, make a zombie explode using the V-R11.

Stand-in In Call of the Dead, send the crew to Paradise in solo or co-op.

Ensemble Cast In Call of the Dead, send the crew to Paradise in co-op.

Shooting on Location In Call of the Dead, kill 10 zombies with one Scavenger shot from over 100 feet away.

They are going THROUGH! In Ascension, kill at least 5 zombies with 1 Gersh Device.

Chimp on the barbie In Ascension, kill a space monkey with a fire trap.

Easy Rhino In Dead Ops Arcade, use a Speed Boost to blast through 20 or more enemies at one time.

The Collector Buy every weapon off the walls in a single Zombies game.

Trained Up Win 10 multiplayer games while playing in Combat Training playlists.

Insert Coin Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.

Space Race In Ascension, Pack-a-Punch a weapon before round 8.

The eagle has landers In Ascension, escape on all 3 lunar landers.

Hands Off the Merchandise Kill the Pentagon thief before it can steal your load-out.

Eaten by a Grue Play Zork on the terminal.

See Me, Stab Me, Heal Me Fire a Pack-a-Punched Ballistic Knife at a downed ally to revive them from a distance.

Sacrificial Lamb Shoot at or be shot by an ally with a Pack-a-Punch crossbow and kill six zombies with the explosion.

Welcome to the Club Reach Sergeant (Level 10) in multiplayer Public Match.

Installation 04 Complete Halo.

Successful Search Find all skulls and terminals in Halo.
100/100

The Autumn Leaves Complete Pillar of Autumn.

Clean Sweep Find all skulls and terminals in Pillar of Autumn.
100/100

Cranial Collect a Skull.

Ready For Deployment Reach rank 10 in Combat Training.

A safer place Sabotage the Soviet space program.

Cold Warrior Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.

Unconventional Warfare Use the explosive bolts to kill 30 enemies in the campaign.

VIP Receive orders from Lancer.

Give me liberty, or give me death Escape Vorkuta.