gianXVVII

Helipocalypse Destroy 6 helicopters in the "Kill Switch" Special Ops mission.

Eternal Complete the Endless Knight AR Challenge, taking out 50 Enemies as Batman.

Skilled Negotiator Complete the Special Ops mission "Negotiator" on Veteran difficulty.

Survived Nightfall Kill the Breeder for the first time in Nightfall in Regular or Hardcore difficulty.

Lord of War Collect all the upgrades for Sammy rifle and Stallion pistol in the SAM'S STORY chapter.

I said we’re CLOSED! In Nacht Der Untoten, do not let any zombies enter the building during the first 3 rounds.

Dodge master Dodge all of the Blind One's throwing attacks in THE TWO COLONELS Chapter.

Your Titan is Ready Get a kill by activating the Titan Engines

Bye-Bye, Dark Aether Help the lost scientist complete his experiment

Stay in attack formation Win 10 Rounds of Battle Station

Quick Off Your Feet In Der Eisendrache, wall buy the BRM.

Dialed In Customize your loadout in every Open Combat Mission

Your tax dollars at work Use a missile to take out a single enemy in 'Danger Close'

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

Phantom Exterminator Kill 5 Phantoms in one game in Nightfall in Regular or Hardcore difficulty.

Come Up For Air Reach the top deck in Mayday in Regular or Hardcore difficulty.

Toy seller Find 3 toys in New Game+ mode: teddy bear, sun and fish.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Devil's in the Details Defeat Commander Zhalk in the Nautiloid.

Do you even Exo? Exo Melee kill 10 zombies in 30 seconds in Outbreak.

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Cheapskate Acquire the exo suit without spending any money in Outbreak.

The Eagle has Landers In Ascension, escape on all three lunar landers.

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

Cleanest Hands You completed The Brigmore Witches without killing anyone

Rush Hour Get a Double Kill with the RC-XD in Multiplayer

Floater Parachute off a Gantry Crane onto the roof of the Harbormaster's Building in 'Precious Cargo'

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

Betrayal Kill an enemy from behind at close range while disguised by the Sleeper Agent

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

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Did we win? Survive the RDA attack in Iknimaya.

Death From Above In Der Eisendrache, kill a zombie while being flung by a Wundersphere.

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

To Know Your Enemy... Get 100 Kills while using Mutant Injections in Zombies

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

Firestarter Destroy all the Winter Shards and light all the fires in the Old Temple.

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

Hired Gun Complete 20 Contracts in MWZ

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

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

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)

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

Shove Off Kill a creature with falling damage.

Write Off Kill 500 Enemies using an Insured Weapon in MWZ

Frequent Flyer BASE jump and travel more than 150 m with your parachute

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

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.