WIT_YO_MAMA

Pack-A-Punch-ectomy In Revelations, recover the Pack-a-Punch machine from its abductor.

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

Death of Comedy Use every type of novelty weapon on a zombie

Utility Man Complete all Missions intercepted from cellular tower signals

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Dream Race Win the ultimate three-way showdown between a Ford Mark IV Race Car, a Ferrari 330 P4 Race Car and a Jaguar XJ13 Race Car.

Gran Turismo Rally Complete the "Gran Turismo Rally" Special Event.

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

Sébastien Loeb Rally Challenge Complete the "Sébastien Loeb Rally Challenge" Special Event.

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Salute Me Achieve the rank of Lieutenant.

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Safari Tour Play at least one full round in every Official Map (Ranked Match)

Taking Flight In Gorod Krovi, ride a Dragon.

Duct Tape FTW Create all combo weapons

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

Still counting Attain a Time Trial star rating of 50

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

Zombie Genocide Master Kill 72,000 zombies

Professional Reach Rank 10 (Ranked Match)

I've Got This Acquire all upgrades

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Give Them Something to Believe Complete New Game Plus

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Two's Company, Four's a Party Complete any Adventure level with 4 players.

Chuck Greene: Cross-dresser? Change into all pieces of clothing in the game

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

The third faction Rescue all the Buddies from their respective predicaments

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Head Trauma Use every type of melee weapon on a zombie

That Party was Ace Ace every Adventure level in The Journey Home.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

Sack the Postman Post all 6 invitations for the party.