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Liberator Liberate three keeps in a single playthrough.

A Kontender Complete 1 Tower Battle

Take part in an Online Stunt Run Awarded for taking part in an Online Stunt Run.

Open Sesame Completed Chapter 4 of Episode 1

Great Outdoors Endurance Challenge: Survive for 10 days

I ain't afraid of no ghost! Clear the kitchen in Ghost House.

Bronze Age Warrior Collect 35 common bronze rewards

TVM Veteran Be on the Winning Team for 25 matches of Team Vanquish

You're in for it now! Saved a custom character in Character Customization.

Bond Dancers, Go! Got through to Mikuratana-no-Kami

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Ragnarok Find Ragnarok

Majima From Below Assaulted by Majima from a manhole.

Best of the Bunch Earn the MVP award in any Online Tournament match

Dream Team Paired Rise and Kanami in Free Dance

Brain Field Expert Raised the EXP bonus to the maximum.

Sever the Skyline Complete Chapter 1 B-Side

Rat Whisperer Listen to what swarms of rats have to say 5 times

I Helped Earn an Assist Master Boast 5 times

Eye of the Tiger Win 15 matches in Survivors.

Hell of a Sheriff Complete the No Way Out scenario. (No training mode)

I Can Do Blunt Weapons Use Moira's crowbar to defeat 50 enemies in the main campaign.

A Gift From The Deep Completed Chapter 5 of Episode 1

All Magic-Bow Skills Acquired Acquired all of Mercedes's Psypher skills.

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

Free Flow Fifty Reach x50 Combo in the Main Story

No pain, no gain! Dealt 2000 damage in Practice mode.

Pedro, I'm Sorry... Defeat Mutant Pedro in Claire's Episode Two.

Liquid Licker Awarded for defeating a liquid metal slime.

I HOPE You Survive Green Lantern must defeat Atrocitus with the final hit coming from Mechanized Assault

Colossal Trouble Completed Chapter 6 of Episode 1

Amazing and Unique Adventures Complete Batman 75 level

Lunar Vortex Grabbed 5 enemies with one Lunar Style Vortex Field.

Throwing Flak Kill 3 Talons with a single mid-air grenade detonation.

Nice suit, Son Complete Man of Steel level after achieving True Hero status

Trepaning For Fun and Profit Collect all the items (skulls) on "Nightmare"

If You Would Kindly Excuse Yourself Failed a stage.

Lifetime Service Award Completed all side missions.

Float like a butterfly... Win the final battle without taking any damage in Monster Escape (playing as the VR Monster).

Every Nook and Cranny Collect every collectable in the game.

Combo Specialist Find every combo in the game.

A Hunter, Through and Through Find and kill all 4 rare spawns.
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Going into Orgia Mode Beat your own high score.

Cooking Up a Storm Awarded for cooking 50 dishes.

A hero can be anyone Complete the Dark Knight level after achieving True Hero status

Break it Down! Breaker Majima forced his way into a fight.

Good Fences Don't allow any counter-attackers into the Washington Square base

See the Galaxy they said Play at least once on a desert, a forest, and a snow planet.

Hidden Agenda Discover 15 secret areas