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

Master of the reliquary Gather all the fingers of Frankenstein

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

The River Complete "The River" challenge

Nemesis Complete "Nemesis" challenge

Let the Dog Out Complete "Let the Dog Out" challenge

Fully Loaded Maximize all upgrades.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

That Party was Ace Ace every Adventure level in The Journey Home.

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

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Blood Rights Kill Satan with Samson

GIR Collector Hit all greens in regulation in an 18 hole round on an official course.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

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

Man Locked Up Complete "Man Locked Up" challenge

Finale Unlocked the Ending Movie

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

Clone Commander Get a Platinum Medal on a Clone Mission

Defending Our Way Of Life Rescue a hideout.

A More Perfect Union Finish what you started.

AMG Completionist Gain all stars in 'AMG'.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Back in Action Perform 10 revivals.

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Sack the Postman Post all 6 invitations for the party.

Chapter 2 Clear Cleared chapter 2.

Journeyman Cook Made 10 recipes.

Bloody Lust Kill Isaac with Samson

A Blank Card Kill Isaac with Eden

The One That Got Away Complete the Sweet Tooth story on any difficulty.

Trophy Triumphant Acquire all trophies.

Collateral Damage Stop a convoy.

The Pitcher Complete "The Pitcher" challenge

End Game Complete the final mission

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

The Book Of Secrets Kill Satan with Eden

The Bay Of Pigs Survived an invasion from the USA

Choke on that Kill Groeder – Kill him for good

Lazarus' Rags Kill Isaac with Lazarus

Hot Brotato Kill a terrorist with a returned grenade

Back to the Past Completed "Back to the Past"

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Trick Ball Beginner Made 10 Trick Balls.

Act 1 Padawan Finish all Act 1 Missions on Padawan Difficulty

Right on Time Earned Gold in all Time Rallies in Mission Challenge

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Big Top! Achieve a score of 2500 or higher in "Gonzo's Endless Cannon Run Ride!"

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)