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

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

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

World Beater Get an online form of 1.

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

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

Street Fighter Complete all Dragon's Teeth Assignments

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Alright, Alright Survive until round 10 in Infection.

Dirty Half-Dozen Complete the Cooperative game mode

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

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

E Pluribus Unum Earn 20 team citations.

Survivor Survive until Round 25 in Outbreak.

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

Unnatural History Play a full game of Museum on Classic

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

Release the Kraken! Killed 20 enemies during the boat exfil in Rip Current

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

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

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

Golden Idol Perform every Single Player Skillshot in the game

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

You Can Pet The Dog Pet a Hellhound in MWZ

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

Call me Terror-Billy! Beat the game on "Call me Terror-Billy!" difficulty or higher

Troglodyte Kill all scientists with head shots in ‘Self Destructive’ Operation.

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

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

The Wanderer Manage three different clubs in three different countries in a single Career

Supernova Get 3 stars on each of the first 14 Echoes

Clinical finish Score a goal from a cross when using Player Lock

AMG Completionist Gain all stars in 'AMG'.

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

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Selfie Took a photo of your Signature Car at your Favorite Location

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

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

High Wire Act Kill 10 enemies while using a zipline

The Professional Complete your first Pro Tour race online

Interagency Task Force Play through one entire mission with two other live players.

Peace your pants Successfully complete a Resistance Mode mission on hard difficulty.

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

Test Subjects Use sheep as test subjects in 6 levels

Spy vs. Spy In cooperative mode, prevent 10 attempts of picking up secret items.

Going Ballistic Kill 10 enemies with Ballistic Knife melee attack in ‘Rocket's Red Glare’ Operation.

Revolutionary Fighter Find all 45 Signs

Annihilation Get 100 Elite Zombie Eliminations in Zombies

Two Birds Smack a bomb so that kills two or more enemies (Individual)

Maniac Get an S-Rank on all stages on Hard difficulty or higher.