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Can't Hide In Campaign, kill an enemy through a wall or obstruction.

Foe To Friend Use an enemy combat robot to kill 10 enemies.

Decimator In Campaign, kill 10 enemies in under 3 seconds.

Disavowed Complete Black Ops on Hardened, Veteran, or Realistic.

Lock, Stock, And Then Some In Campaign, unlock all attachments for any weapon.

A Second Chance Complete New World on Hardened, Veteran, or Realistic.

High Tide Complete In Darkness on Hardened, Veteran, or Realistic.

Crackshot In Campaign, kill 5 enemies from over 100m away.

Belly of the Beast Complete Provocation on Hardened, Veteran, or Realistic.

Welcome to the Club Reach Sergeant (Level 10) in Multiplayer while playing online.

Another Side of the Story Complete the Campaign on any difficulty.

Into the Abyss Complete Hypocenter on Hardened, Veteran, or Realistic.

Blood for Blood Complete Vengeance on Hardened, Veteran, or Realistic.

Doing Camo Right In Campaign, unlock all camos for any weapon.

Unlocked Potential Fully upgrade a Cybernetics Core.

Friends and Foes Complete Rise and Fall on Hardened, Veteran, or Realistic.

Understanding Madness Complete Demon Within on Hardened, Veteran, or Realistic.

Silverback In Black Hack the Data Vault and brace yourself for Cyber's Avengening in Dead Ops Arcade 2.

Fly, Swim, Shoot Complete Sand Castle on Hardened, Veteran, or Realistic.

Sting like a Talon In Campaign, kill 20 enemies while flying the same Talon.

200 Stories of Sheer Adventure! Complete Lotus Towers on Hardened, Veteran, or Realistic.

Walking Encyclopedia Discover all of the collectibles in any Mission.

Full Circle Complete Campaign on Hardened, Veteran, or Realistic.

Hold Still! Kill 6 enemies affected by one Blinding Swarm or Firefly Swarm.

Inertial Distance In Campaign, wall run over 250 meters.

Battle Tested Reach Commander (Level 55) in Multiplayer while playing online.

The Beginning of the End In Shadows of Evil, complete all Rituals.

Biff! Bap! KaPow! Kill three enemies in a melee combo.

From the Shadows In Shadows of Evil, spot the Shadowman fives times in one game.

Maximum Firepower Take control of an ASP.

Not out of Gobblegum! In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.

In Their Sleep In Campaign, kill 5 stunned enemies in under 3 seconds.

Throwing Flak Kill 3 Talons with a single mid-air grenade detonation.

Parasite-Seeing In Shadows of Evil, kill 5 Parasites while riding on the train.

Rolling Heavy Kill 5 enemies using one burst of Unstoppable Force.

Sorry, we’re DEAD In Shadows of Evil, kill 10 zombies that are inside of a store in one game.

Curator Discover all of the collectibles in the Campaign.

Welcome to the Club Reach Sergeant (Level 10) in Multiplayer while playing online

Specialist Super Fan In Blackout, unlock Battery, Ruin, Firebreak, Seraph, Nomad, Prophet, Ajax, Crash, Torque and Recon

The Spider and the Fly In Shadows of Evil, kill 10 zombies ensnared by a Widow’s Wine grenade.

Margwa Party In Shadows of Evil, kill 2 Margwas in a single round.

Gun Game In Campaign, kill 5 enemies with 5 different guns in under 30 seconds.

For real this time Earn a Gold Rating in the training simulator.

Strike! In Shadows of Evil, use the rocket shield attack to kill at least 10 zombies in one burst.

No One Will Believe You Complete the Campaign on Realistic.

Beat CoP In Shadows of Evil, summon the Civil Protector in every district in a single game.

Zombies 101 Complete the Zombies Tutorial

Trialling Experience In Voyage of Despair, acquire the Sentinel Artifact

Vanquisher Win 50 games in Multiplayer

Battle Tested Reach Commander (Level 55) in Multiplayer while playing online