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Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

RPM Completionist Gain all stars in 'RPM'.

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

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

The First Mission Clear one mission in Mission mode.

You have your moments Get 5000 Objective Score while playing as any Hero (Multiplayer)

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

Seal the Deal Complete a Triumph Seal.

Atomic Obliteration - Complete all the Challenges

Pursuit of Knowledge Filled 80% of the Datalog.

Blood Bank Kill 10,000 enemies

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Knowns and Unknowns Repay a favour.

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

Bio-android Training Completed training with Cell!

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

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

All Star Get 100 Stars in S.T.A.R. Lab Mode

Pack Rat Successfully extract with 50 Data Drives in Hazard Zone

Around and Around We Go Perform every level interaction once

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

Android Training Completed training with #18!

I've Got This Acquire all upgrades

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)

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

Tournament Time Create and win a Custom Tournament with more than 16 teams

All Talked Out Hear every hint.

Beast Friends Forever Paint Trico's entire body.

Pacesetter Completionist Gain all stars in 'Pacesetter'.

Tearing Away the Disguise Destroy all of the humanoid Dwarf Gekkos during story mode.

Give Them Something to Believe Complete New Game Plus

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Wheeled Warrior Earn a T1 Mastery Badge with any Vehicle

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

Alliance Reborn Break and enter.

All Going To Plan! Master Zangief! I fought in 50 network battles! The ring came to life with the clash of burning spirits! (Excludes Battle Lounge)

A Lover, Not a Fighter Successfully complete 10 No Kill battles during story mode.

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

Team Player A 1-on-1 fight is fun, but it's more fun with friends! Try fighting in a Team Battle!

Velocity Completionist Gain all stars in 'Velocity'.

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Evolution Completionist Gain all stars in 'Evolution'.

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

New Superpower Complete all China Rising Assignments

World Champ Training Completed training with Hercule!

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Untouchable Emissary Reach the end of the game without a game over.

Fusion Training Completed training with Gotenks!