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Decorated Earn a medal for beating a time or not dying on any level

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

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

Heart Attack Kill a Boss using the Hot Dog cart in the Hotel Elysium map

Veteran Achieve level 30 in Anarchy mode

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

Shooting Star Get at least 1 star on each Echo

Data Mining Acquire all data storage devices.

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

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Golden Idol Perform every Single Player Skillshot in the game

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

Finally Home Complete every Adventure level in The Journey Home.

Anarchy Master Achieve a score of at least 40,000 as a team in Anarchy mode

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

Clean Exit Successfully extract in Hazard Zone without anyone in the squad having died

First Blood Finish a round of Last Stand

Guerrilla Tactics Execute at least 25 different Skillshots in one Echo round

Mental Unblock Get a 350000 Drift Score in Mental Block with Ken's car

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

Fall apart Complete Ashes To Ashes

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

Dream Drifter Get 10,000 points or more in a Sector Mode Drift Trial.

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

Pure Lunacy Complete Dead Space™ 3 Awakened in Pure Survival Mode

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

Centennial Acquire 100% of the Stars

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

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)

The Boy Who Could Run Complete all Parkour Fever Challenges

Silence is Golden You completed The Brigmore Witches without alerting anyone

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

I am THE expert on weapons Obtained all weapons (excluding weapons obtained via password).

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

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

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

Enforcer Get at least 15,000 points in one Echo round

A Big Fan of Lefties Acquire all enemy officers' left arms.

A for effort Attain a Time Trial star rating of 35

Skilled Adversary In IX have a Challenge banner with all 9 medallions

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

Bounce back Complete At The Rapids

Extinguisher In the Sewer map, kill 5 enemies in 1 wave by setting them on fire then extinguishing them

On the Clock Completed the training in Through the Eyes of Evil in under 18 seconds

Seek & Destroy Get 2 Kills with a single remote controlled Throwing Knife from at least 50 meters away in Campaign

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

Go for Gold! In Onslaught, acquire seven gold chalices

Together Till the End Be the last man standing