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King of the World Awarded for defeating the Guardian of Worlds.

Seeds of independence Liberate 500 slaves.

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Combat Specialist Cold Darkness Challenge: Complete Cold Darkness without dying

It's Not Over Defeat Samael

Lights Out! In 'Black Cats', blast out all of the spot lights in the Japanese cargo convoy. (Solo only)

Lord of the Black Stone Complete Lord of the Black Stone

Pulling His Strings Defeat the Dollmaker without taking any damage.

Time to reload Complete the game on Cadet difficulty

The Forsaken Finish Chapter Five

Another Brother Falls You survived the drive into Sinclair Parish

Function() Unlock every Transistor Function.

It's a trap! Score a combo of 75 or more while fighting up the stairs at the "Front Gates of EEEEEEEVIL!"

The Beastmaster Forged covenants with 6 Eidolons.

Denial Solved the death of Chad

When It All Goes Wrong Complete Chapter 8.

The Ark of Agito Acquired the airship "Setzer."

Done That Complete all Hammerlock's Hunt side missions.

Aurophilia Open your very first gold chest.

Werewolf Mastered Acquire 11 werewolf perks

Bringing the Pain Defeat 50 players using physical attacks in Versus.

The Taken King Complete "The Taken King" quest.

Cleaned The Mean Streets You caught 20 criminals through the police computer.

Head Games Rescue Mad Hatter's second hostage.

Painting the Town Red Complete all Radula Rooms

Real Action Hero Kill a criminal in Independence Day from mid-air after escaping the penthouse

Queensberry Rules Perform a 4-hit combo with your bare fists in End of Zoe.

Complete a set During a single round kill an Infected, Suicider, Ram, Butcher, Floater, Walker.

Blender Killed 200 enemies with Claw Spin

Master Marksman Shot down 50 enemies with the Setzer.

Career Criminal Attain 100% Game Completion.

Free fall Splashhhhh!

Everything() Deal at least 2048 damage in one Turn() in the Practice Test.

Glutton for Punishment Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.

Twins of Valentine Completed Chapter 3 of Cornelius's tale.

Twice Nightly Complete New Game Plus

Gold rush Complete five Gold Challenges

Master of Hexes Learn all hexes

The Root Of Corruption Open The Well Of Souls

Racing and Pacing Finish the game in five hours.

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

Diamond Geezertron Unlock the final skill in either skill tree

Nice And Relaxed Avert 10 enemy attacks with the Moon of Mahaa-Kalaa equipped.

Kamikaze Complete a level on Regular difficulty or higher using only melee or grenades. (Solo only)

Raider Complete a Raid.

Not Part of the Job Description The water's rising, but we'll get out of this without a scratch. (Ch. 5)

Mediocrity Complete Campaign Mode On 'Normal'

The Last Laugh The joke's on who?

A Night in 1849 Visited the past

Counter-serum Chat with Dr. Hypatia aboard the Dreadful Wale