ShinX2

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

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Circle of Life Complete 10 Food Chains in a single level

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Burgle Burgle Burgle Steal 10 kills from a teammate in Outbreak.

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

Around and Around We Go Perform every level interaction once

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

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

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

Full House Complete a Six-player game

Taking Flight In Gorod Krovi, ride a Dragon.

The Chosen Bun Win three games as the Hotdog Man character

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

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

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

Master Play fifteen games

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

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.

Burgertown Escort Service Rescue 1 survivor in Infection.

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

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

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

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Come On And ... Slam 10 zombies at once in Outbreak.

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

Alright, Alright Survive until round 10 in Infection.

Smart Mouth Complete a puzzle level with moves remaining

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

Survivor Survive until Round 25 in Outbreak.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

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

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

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.

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

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

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

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

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

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

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

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

Slow and Steady Win an action race without using any boost, or using a boost pad

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Peak Performer Win three games as the Mountaineer character