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Redundant Bird Find the purple bird.

All Your Base In Origins, activate all generators without allowing one to stop.

Black Ops II Master Complete the campaign on Hardened or Veteran difficulty.

Delta Get to a hard-to-reach spot in Markstone Ridgemine.

Slippery When Undead In Die Rise, kill 5 zombies with a single shot from the Sliquifier.

Zeta Get to a hard-to-reach spot beneath the underwater lab.

Epsilon Get to a hard-to-reach spot above a museum.

I'm My Own Best Friend In Die Rise, revive yourself.

Futurist Complete all future levels in veteran.

Habanero Apologize Find out where Susanna lives.

Fast Track On Mean Street, kill all the snipers on the rooftop before the DNA bomb explodes

Acid Drip In Mob of the Dead, convert a weapon using a kit.

FSIRT Against the Wall In Buried, purchase the LSAT off the wall and Pack-a-Punch it.

Gangbuster Defeat Geshita. (AVENGERS)

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

We buy gold! Earn a gold medal on every campaign event in any difficulty mode including co-op.

Gamma Get to a hard-to-reach spot above a purple forest.

Mazed and Confused In Buried, survive an entire round within the maze on round 20 or higher.

Ten K Minimum score 10k in every mission

Aether Area 21 Complete Comet Aether Area 21 at Normal difficulty.

Polyarmory In Diner Turned, get a kill with each primary weapon in a Public Match.

Master Duelist Win All Duelist Challenges

Second Amendment Kill 100 enemies using the Rock Blaster

Good Karma Crack the celerium worm.

Man of the People Stop the brutality inflicted by the PDF.

Hard Corps Perform 30 Crossover Combination Finishes. (Arcade/online only)

Monkey See, Monkey Doom In Diner Turned, retrieve a chained Cymbal Monkey in a Public Match.

Couch Potato Complete the first tier of the challenge "Couch Potato".

You Sank My Battleship! Sink the Battleship Yamato. (1943)

Pest Control Defeat the final boss, Bahamut Centipede. (SIDE ARMS)

The Bitter End Complete the challenge "The Bitter End".

Whackin’ Black Defeat the Black Dragon. (BLACK TIGER)

Aether Shortcut Aether Area 20, Normal difficulty: replace a key enemy structure to create an optimal path to the enemy Base.

Monster Hunter Defeat 30 bosses.

Pop Goes the Weasel In Mob of the Dead, break the cycle.

I See Live People In Diner Turned, kill the human while its decoy is in play in a Public Match.

Playing with Power In Origins, build all elemental staffs in one game.

Trapped in Time In Mob of the Dead, use and upgrade all traps before round 10.

High IQ Collect all intel.

Savage Playing Perform 50 Snap Backs. (Arcade/Online only)

Full Roster Battle against all characters online.

Not a Gold Digger In Origins, share a weapon you dug up.

Mission Complete Complete all challenges in a level.

Unstoppable Force Get a 10-game win streak in Ranked Match.

Ferocious Offense Perform 50 CLIMAX CANCELS.

Medal of the Holy Order Collected a total of 150 badges.

Going Streaking Complete the second tier of the challenge “Going Streaking” in ranked online mode.

Showdown A duel between rivals

Perfectionist Get One Perfect Run in Each Level

Truly Twisted Complete the Story mode on Twisted Difficulty