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Still counting Attain a Time Trial star rating of 50

"Things have improved." Prevent each type of Crime in Gotham once

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

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

All in Find the Morenia

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

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

The Sky Is Mauling! Kill 3 enemies with Mortar Strike in ‘Air Traffic Control’ Operation.

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

Zombie Genocide Master Kill 72,000 zombies

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Chuck Greene: Cross-dresser? Change into all pieces of clothing in the game

Just Like Old Times Dispatch the professor with a shot to the groin.

Wishing for the Best Complete the "Last Wish" Raid.

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

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

You Can Pet The Dog Pet a Hellhound in MWZ

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

Torque Completionist Gain all stars in 'Torque'.

Making a Point Kill both bosses with head shots in ‘Hostile Takeover’ Operation.

Friendly Rivals Compare your ranking on any Challenge with a Friend on your Friends list.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Tour 2 Winner Get 1st place overall in Tour 2

Justice Is Blind Kill 4 enemies who are stunned by a Flashbang Grenade in any Operation.

Enthusiasms Kill Torres with a melee attack in ‘Hostile Takeover’ Operation.

Scream if You Want to Go Faster! Create a coaster that achieves 100mph

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

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

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

Gasmoxian Slug Beat all of Nitros Oxide's times in Time Trial Mode.

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

Alright, Alright Survive until round 10 in Infection.

The Stick of Truth Equip a Legendary Bo (Claws of Awaji)

Survivor Survive until Round 25 in Outbreak.

Street Fighter Complete all Dragon's Teeth Assignments

The Sound of One Hand Capping Complete ‘Got Your Back’ Operation with only a handgun.

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

Eaten by a Grue Play Zork on the terminal.

High Wire Act Kill 10 enemies while using a zipline

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

Eh...what's up, doc? In cooperative mode, revive wounded players 5 times.

Collector Loot 10 Superior or Custom items.

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

In the Game Play a women's football match

Woah! Earn all the other trophies.

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

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

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

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

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer