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

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

Back in Time Use a future weapon in the past.

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

Mad Without Power In Die Rise, reach round 10 before turning on the power.

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

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

Old Fashioned Complete "Pyrrhic Victory", "Old Wounds", "Time And Fate", and "Suffer With Me" in Veteran.

Good Karma Crack the celerium worm.

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

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

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

Futurist Complete all future levels in veteran.

Ground Control In Moon, prevent each excavator from breaching the base in one game.

Big Bang Theory In Moon, gain sweet, sweet, revenge.

If in Doubt... Complete every scenario on any difficulty.

Ten K Minimum score 10k in every mission

One Giant Leap In Moon, become trapped in the Receiving Area and free yourself through resurrection in co-op.

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

High IQ Collect all intel.

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

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

Mission Complete Complete all challenges in a level.

Awaken the Gazebo In Buried, Pack-a-Punch a weapon during round 1 with no one using the bank or Weapon Locker.

Sunday Driver Win a World Rallycross Championship Final with AI set to 100, in cockpit view and assists disabled

Full Lockdown In Mob of the Dead, Brutus completes his patrol.

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

Shafted In Die Rise, use Pack-a-Punch and all perk machines in one game.

I’m on a Tank! In Origins, ride the tank around the map without getting off.

Master Wizard In Origins, wield all of the ultimate staffs in one game.

A Burst of Flavor In Mob of the Dead, kill 10 zombies at once with a new beverage.

Overachiever In Origins, complete all 4 Challenges in one game.

Showdown A duel between rivals

Little Lost Girl In Origins, release Samantha.

High Maintenance In Die Rise, be the architect of their instruction.

Master of Disguise In Origins, use Zombie Blood to revive three players and activate a generator in one game.

Kung Fu Grip In Origins, free yourself and another from the Panzer Soldat’s claw in one game.

Saving the Day...All Day In Origins, revive another player four different ways in one game.

Mined Games In Buried, be their pawn.

Smack-A-Moja Earn more than 2,000 points in a game of Nyokki NyoNyokki.

Giant Accomplishment Complete all challenges in Black Ops II.

Philatelist Collect at least 14 Stamp Sheets!

Butterfly Buddy Unlock and complete a challenge to bring the butterflies safely home!

Pedal to the Metal Set a time of 7 minutes or faster on Newhouse Bridge, in the SUBARU Impreza S4 Rally.

Returning Chuppa Champion Successfully complete the Chuppa Chuppa maze!

Let's Get Constructive Buy 15 rooms for the MuiMui House.

Secret Map 1 Collect all 3 Bumpy Maps.

Bye Bye, BuiBui Unlock and complete a challenge to race against the BuiBui's best!

...Flatout Complete every scenario on very hard difficulty.

Secret Map 2 Collect all 3 Soggy Maps.