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The Scene of the Crime Rescue Mad Hatter's first hostage.

Spinning Leaf Cold Darkness Challenge: Get 5 headshots with the regular arrows in 1:00

Still In the Game Survive to Round 5

Gladiator Completed a Coliseum Attack stage

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

Atomic Bomb Acquire 100% of the Atomic Evolution set

Leaping Lizards Complete The Wrathful God Side Mission

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

Diamond Geezertron Unlock the final skill in either skill tree

The Root Of Corruption Open The Well Of Souls

40 and Flirty Reach level 40

The Last Laugh The joke's on who?

Combat Specialist Cold Darkness Challenge: Complete Cold Darkness without dying

Eyes Of The Storm Obtain A Thousand Eyes skill, equip elite versions of Oathtaker's Bow and Sinchi Chiqa Battle Dress

Hero of the Story Completed 30 substories.

The Big Boss Defeat Absalom

A Stroll In The Demonic Park Complete the game on any difficulty setting

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

Retreat From Fire Cause the Alien to retreat using a molotov

Family Memories Fond and Faded Find all Liddell Memories

Put Herself Together Complete the Mother Protector Challenge Tomb

From the Jaws Save your Co-Op partner from an execution by killing the attacker.

Head Games Rescue Mad Hatter's second hostage.

Strategist Performed a multitude of paradigm shifts.

Creature Comforts Obtain White Breath skill, equip Grip of Fear White Knuckle and Scales of Q Feathered Serpent

Chronosavior Obtained the highest possible result in the battle to determine the fate of the world.

Expanded Storage Get the XXL BOB

Seasoned Campaigner Pepper All Snouts in the Game

Beginner's Luck! Win a single online match

Everything Fit to Remember Find all Memories

Twice Nightly Complete New Game Plus

Clock Stopper Responded swiftly to the appearance of enemies.

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

Skilled Clear any mission (including Side Ops and Extra Ops) with a S-rank

Ultimate Trump Card Obtained all Master Arts for Joker.

In Storybook Endings Lock up Mad Hatter in GCPD.

King of Adventure Discovered all of the treasure chests

Locked and Loaded Develop 300 or more development items.

Elevator Action Knock off every Tripod during the Elevator Sequence

A Man Apart Finish Chapter Six

Legendary Gunsmith Cold Darkness Challenge: Open 6 upgrade pry chests

Supreme Being Fully developed all abilities.

His Own Medicine Disarm the Gouverneur and kill him with the branding iron.

Spoiled For Choice Obtain Divine Bounty skill, equip Serpent Lash Godslayer weapon and Dragon Scales Legend outfit

Meet interesting people they said Play at least once against all enemy races.

Dynamic Play Completed a chapter only using Super Moves on enemies and without dying once

That's a Man! Completed "My Baby's a Showgirl."

Majima of the End Met Zombie Majima.

Ready To Rumble Obtain the Volcano Skill, equip Whispering Scourge Pandemic weapon and Reptile Hide Leviathan outfit

Eye in the Sky Complete 21.