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Locksmith! Open all doors in the map. (Map Pack 3 only)

Shapeshifter Play each class in Multiplayer.

Still Alive Complete Course 4 with neither you nor your co-op partner dying

Goldrush! Collect a total of $1 000 000 (ranked play counts) to unlock golden weapons in multiplayer.

Stay Frosty Complete the "Arctic Recon" Special Ops mission on any difficulty.

Don't Tread on Me Complete the "Iron Clad" Special Ops mission on any difficulty.

Wacker Packer! Upgrade any weapon in Pack A Punch. (Map Pack 3 only)

Hammer Time Repair 200 window boards in a single game. (Map Pack 2 only)

Weapon of Minor Destruction Kill no more than one zombie with a nuke. (Map Pack 2 only)

Stick Around Kill 20 enemies with the Combi Stick

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

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

All For One, One For All Finish a 4 player Infestation game beyond wave 9 without anyone bleeding out.

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

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

Der Electrician! Link all teleport pads before round 7. (Map Pack 3 only)

Quick Hands Kill 7 people during one concentration mode.

Cleanest Hands You completed The Brigmore Witches without killing anyone

Back Stage Pass You gained access to Quinn's secret store.

Dead Air Must have been a wrong number. (Secret Trophy)

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

Apex Predator You performed a takedown on Burke without being detected.

A Precursor In the Poker Room of Prison, kill all 3 enemies with headshots before slo-mo ends

The Learn'd Scholar When the proofs, the figures, were ranged in columns before me...

All of the Above You managed to save Dr. Kavanagh and all the prisoners, too.

That Old Adage Apparently, your CASIE augmentation doesn't work on everyone...

Field Surgeon Perform Revival 25 times in Infestation.

Never Forget You revisited the site where Belltower discovered and captured you.

Stalwart Wander Max out HP bar

Bug Hunt Finish at least one wave on each map in Infestation.

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

Sweet Melody Capture a creature that creates a beautiful melody.

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

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

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

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

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

Deft Digger Capture a creature that loves to dig holes in the ground.

Silence is Golden You completed The Brigmore Witches without alerting anyone

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

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

Master of Masters Reach master rank 200.

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

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

Curly Wolf Finish the game on hard difficulty.

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

Specter Officer Reach max level with one class in the Cooperative campaign.

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

Collector Acquire all items available in normal time attack

Celestial Illusion Capture a fantastical creature that floats through the sky.