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Harran Athletics Take part in 10 coop competitions

BFFs All optional conversations found in Left Behind

Don’t Go - Hard Finish Left Behind on Hard

Lombax Magnetic Obtain the Magneboots

The Last of Us - Survivor + Complete the game on Survivor +

Gadget Attack Use 5 different Quickfire gadgets in one fight (any play mode)

Puzzler Rescue the third hostage from Riddler

Vault Hunter Superior Defeated the Opha Superior.

Side Quest Student Completed 30 side missions.

No Happy Returns Back to Wonderland

Ménage à trois Complete 5 quests with 3 co-op partners.

Originality Play in a co-op team of 4 different playable characters.

Italian Plumber Kill an enemy with a wrench, using Vault followed by Drop Attack

Pancake Parlor Pancaked an enemy in the Stingray.

Predator Silver Achieve 16 medals on predator challenges

Multi Face-eted Defeated the Empyrean Sentinel.

Snicker-snack! Acquire the Vorpal Blade

Overkill Make an opponent suffer from bleeding, poisoning and burning simultaneously. Do this 10 times.

Ground Pork Acquire the Pepper Grinder

Lucky 7 Win 7 coop competitions

Hunter Complete the Hunter Journey

Aggravated Assault Stop all assaults in Arkham City

Master Marksman Kill 50 human and nonhuman opponents by striking them in the head with a crossbow bolt.

Cursed Gold Achieve 5 Gold Awards.

Firefly Complete the Firefly Journey

Zen Master Find all the meditation statues.

Guess who’s gon’ be on the plate? Cook crab meat

Renowned Pilot Complete the Campaign on Hard

Fully Loaded Collect all of Batman's gadgets and upgrades

Blood Dragon Down Kill Your First Dragon

Horrific Pacific Complete the tutorial

The Whole Story Finish all side quests

Hit Me More! Obtain the Premium Nanotech upgrade

Modern Fart Completed the mission "To Arms".

Strike a Deal Upgrade a Weapon

50x Combo Complete a combo of 50 moves (any play mode, any character)

Collector Add all secret shells to your collection.

All Qwark'd Up Defeat Captain Qwark's Ship

The Student Surpasses the Master Beat BX time in 'S.S.D.D.'.

Ecosystem Release fish from all the hidden pools.

This is Harraaaaan! Kill 100 enemies by kicking them off the rooftops/cliffs.

Just Beginning Complete all the main path story levels

End of Innocence Complete Vale of Tears

Goodie Monster Find all the Evidence Collectibles.

Immortal Complete every missions without dying or reloading to a checkpoint at any difficulty.

These are not the droids you're looking for... Obtain the Persuader

Don’t Go - Survivor Finish Left Behind on Survivor

Grind 'em All! Kill 5 Bolterflies in a row with the Pepper Grinder

Freeflow Perfection Perform a perfect combo including all of Batman's combat moves (any play mode)

Predator Gold Achieve 24 medals on predator challenges