ABNJ

You enjoy all the killing, that's why. Killed many enemies in one area, and vomited.

Kill screen Get to the end.

Very Dead Complete A Mission On 'Undead'

The End? Complete "Power Plant"

Was That Yours? Defeated a boss with its own weapon

Rock Portal Scissors Win 3 co-op games of rock-paper-scissors in a row

There is no try Get a high score in an arcade game

You Seem Different... Unlock all of the Shells in the game.

Bullheaded Get 20 headshots with the M4 Semi-Automatic Pistol

Fowl Five Piece Get a chain of 5 chickens strung together in Dead Ops Arcade.

Taking It For The Team You were on the winning team in all multiplayer team games.

Legends Grow Earn 5,000 Triumph points.

It's stuck Jam a door and go through it in "Carry"

Go low!  Score a goal using a low shot

Rapid Reaction Force Complete Chapter 1 to 11 playing as Templar

It's Play Time! World Match - Play a Casual Match.

Flyswatter Destroy all the floating turrets in Act 3-4.

Musicfriends J.S. Joust - Start a game with the secret Sportsfriends music option

I Have the Touch Defeat Mimicry Marcus for the first time only using a knife.

Choices Get Penguin to overhaul a piece of gear
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Two's Company Win a battlefields game with another player in split screen

Adapt and Overcome Complete a Daily Challenge operation.

Salt the Earth Defeat 200 Vargul

Boxing-Day Test Super Pole Riders - Play Kalgoorlie on Boxing Day (December 26)

Mad Scientist Killed an enemy under the effects of 4 science weapons.

Spirit Stones Run Amok Completed "The Sanada's Resolve."

A Beginning Reach Story Level 10 in Story Mode.

Allergic to First Aid Spray Finish the game without using a First-Aid Spray.

Pro Musician Collect all Oud melodies

Transmute Unlock all fleeces.

The American Dream Purchase any house.

Will of the Sanada Defeated all of Sanada's Ten Braves in "Scion of Virtue."

Warp zone Reactivate all 5 warp gates.

Abandon All Hope Kill The Man of Steel

Sheriff Obtain an A-Rank or higher on all bosses in Inkwell Isle I

Ghost in the Machine Accompanied a father and his little daughter on their way through the facility

Sniffing Around Completed your Iron Maus comic collection

Super Luchador Pancake Master Defeat 30 grubs using Body Slams.

I'm no Zoologist, but how do you classify a 20 foot tentacle? Face each new enemy once.

When the wrong tools do the job, are they still wrong? Destroy a Bug Nest, Cyborg AA, or Illuminate Beacon with anything but the NUX-223 Hellbomb.

Nobody Hides From Me Finish a level above 90% hit efficiency

Creator Maker Create three cooperative levels and three versus levels

Stand Alone Complete Always Faithful

Kill Leader Become the Kill Leader

End In Sight The final stretch will be largely uneventful.

Ladies and Gents, We Have a Winner! Tournament - Emerge as champion.

The Good Times are Killing Me Jam with a brigand.

One Mech of a Ride Hijack your first Mech.

Window of Opportunity Shatter 30 glass windows.

Colonel Complete all levels on the normal difficulty