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Don't Fire Until You See In TranZit, have all doors opened without being set on fire.

Undead Man's Party Bus In TranZit, complete all additions to the bus in 1 game.

Happy Hour In TranZit, buy 2 different perks before turning on the power.

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

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

GG Bridge In Mob of the Dead, survive an entire round on the bridge on round 15 or higher.

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

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

Facing the Dragon In Die Rise, face the dragon head-on before reaching round 2.

Vertigoner In Die Rise, fling 10 zombies in one game.

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

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

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

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

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

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

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

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

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

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

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

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

Mined Games In Buried, be their pawn.

Revisionist Historian In Buried, rewrite history.

Little Lost Girl In Origins, release Samantha.

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

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

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

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

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

General of the Army Enter Prestige 1 in Multiplayer while playing online.

Tour of Duty Win 5 War matches in Multiplayer while playing online.

Ricky Recruit Complete 21 daily challenges in Headquarters.

Dance On My Grave In Green Run, acquire your Tombstone.

Standard Equipment May Vary In TranZit, acquire 4 different equippable items in 1 game.

The Lights Of Their Eyes In Green Run, pacify at least 10 zombies with 1 EMP.

Tower of Babble In TranZit, obey the voices.

Fuel Efficient In TranZit, use an alternative mode of transportation.

You Have No Power Over Me In TranZit, defeat "him" without being attacked by "him".

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

Paranormal Progress In Mob of the Dead, open a door without spending points.

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

Making the Rounds In Mob of the Dead, complete the cycle 3 times.

No One Escapes Alive In Mob of the Dead, execute the escape plan.

Feed the Beast In Mob of the Dead, obtain Hell's Retriever.

Death From Below In Buried, drop the beat on 10 zombies in one game.

When the Revolution Comes In Buried, return to processing.

I'm Your Huckleberry In Buried, access all areas with the help of your new friend in one game.

Candygram In Buried, make a candy delivery.

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