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A Star is Born Earn a bronze star in Career mode

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

Mercy Kill 5 enemies while they are on fire in Chapter 3: Fire Sale

Middle-earth Extermination Defeat 1000 Enemies

World Beater Get an online form of 1.

High Score In Zombie Rush, obtain a Personal Score of 250,000

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

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

Street Fighter Complete all Dragon's Teeth Assignments

Worth Every Penny Acquire 1000 credits in one month.

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.

Off My Planet Recover the Hyperwave Beacon.

Farewell to a Friend Put a friend out of their misery.

E Pluribus Unum Earn 20 team citations.

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

Rising Star Earn a silver star in Career mode

Survivor Survive until Round 25 in Outbreak.

Making mountains out of molehills Kill 100,000 enemies.

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

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Oliphaunt Tamed! Defeat 8 Oliphaunts

Not By The Hand of Man Defeat the Witch-king

Head Trauma Use every type of melee weapon on a zombie

Shoot the Messenger Defeat the Mouth of Sauron

You Can Pet The Dog Pet a Hellhound in MWZ

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

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

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

Man No More Build a suit of powered armor.

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

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

Just ask me nicely Break free from the torture chair.

A Cut Above Defeat an Impaler (Hell on Earth)

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

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

Legendary Hero Reach Reputation 5 with any Hero.

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

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

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

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

Multiplicitous In Zombie Rush, get your score multiplier up to 100

Like Killing Ants Kill 5000 soldiers.

Climbing the Ladder Reach level 5 in a career.

A True King Game complete

AMG Completionist Gain all stars in 'AMG'.

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

Archivist Find 30 of 61 News Pickups in the Single Player Campaign

Banker 1000 silver coins acquired

Heads Up! Kill 25 Heroes by attacking them from above in PvP.