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Never Forget You revisited the site where Belltower discovered and captured you.

Cleanest Hands You completed The Brigmore Witches without killing anyone

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Horseshoes and Hand Grenades Kill 2 enemies with a grenade

First Blood Finish a round of Last Stand

Overkill Obliteration - Kill all enemy snipers with explosives

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.

Now Who's the Idiot? Finish The Artifact

The creator Finish Mission 4

Suicide mission Eliminate a guard with a booby trapped clone

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

Saving Private Reiner Obliteration - Don't kill any members of the Reiner family

Pros Only Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.

Pure Lunacy Complete Dead Space™ 3 Awakened in Pure Survival Mode

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

Dose of his own medicine Kill a torturer in a duel

Pretentious Do not use any item during a mission

Egg-stra XP! Complete the Egg-Stra XP challenge and then destroy a hive in the Onslaught DLC package.

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

You've really got it 5 consecutive Icon Strikes

Full Marks Infiltration - Complete all the Challenges

The Boy Who Could Run Complete all Parkour Fever Challenges

Silence is Golden You completed The Brigmore Witches without alerting anyone

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

A Nightmare On Kusi Street Purge the Infestation on the Mainland

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Specter Officer Reach max level with one class in the Cooperative campaign.

Long Board Ride the Hoverboard for a total of 10,000 meters (electro-mag cables don't count!)

Together Till the End Be the last man standing

The architect Finish Mission 5

Pea Shooter Kill a Rhino with only a pistol in Nightfall in Regular or Hardcore difficulty.

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

GD Parkour Instructor Complete all Parkour Fever Challenges at night

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

Factory Zero You survived Hei Zhen Zhu and RBS using no Praxis kits, weapons, grenades or mines. Whoa.

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

Utility Man Complete all Missions intercepted from cellular tower signals

Conflagration Finish Mission 6

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

Atomic Obliteration - Complete all the Challenges

Interception Grapple to an Agent who's reeling through the air, and reel-kick them

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

Silence of the Llamas Expel the Infestation at the Farm

The Power of Rico Compels You Exorcise the Infestation at the Church

Patience is key Kill Novikov while he's inspecting a damaged Antenna

Solino Chainsaw Massacre Eradicate the Infestation at the Compound