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I Love Science Obliteration - Extract Wernicke, Hänel, and Kehrer in one playthrough

Sakura Completionist Gain all stars in 'Sakura'.

Naggiar Service Medal Obtain the decoration given to participants in the confrontation at Naggiar. A likeness of the plains adorns this commemorative medal.

Apex Completionist Gain all stars in 'Apex'

The Cold, the Bad and the Ugly Stop Harley Quinn's spectacular siege at S.T.A.R. Labs

Off the Deep End In Voyage of Despair, survive to round 20 without draining the water

Wisdom of the Woods Collect 10 of every Reagent.

Come Up For Air Reach the top deck in Mayday in Regular or Hardcore difficulty.

Best Best Friend Pigsy's Perfect 10: Ally a single Mech 2 times.

The Price of Knowledge Exacter Dunmire gains the knowledge he seeks.

Here Kitty, Kitty In IX, Kill a Zombie Tiger with a Brain Rotted Tiger

Half-time pep-talk Win a match against the Legendary CPU after being down at half-time

The Eagle has Landers In Ascension, escape on all three lunar landers.

Bye-Bye, Dark Aether Help the lost scientist complete his experiment

Onwards! Get 30 kills with the DT-29

Push Yourself Harder Complete any 3 categories in Advanced Training or Strategy Training

Show-off Complete a multiplayer match using your personally created landscape

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Faithful Stomund, Captain of the Fidelis is greeted at the Empyrean.

Ghirlandaio Service Medal Obtain the decoration given to participants in the recapturing of Ghirlandaio. An image of the citadel adorns this commemorative medal.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Good Job Streets of Rage 3 - Finish the game on Normal or Hard difficulty

Lead by example Improve 1 attribute in Player Career Mode

Team Player Revived KO'd allies 7 times in online matches!

Chaos Blast! Collected all Number Rings in Episode Shadow.

High and Dry Complete "Worm on Trap"

What can possibly go wrong? Pigsy's Perfect 10： Complete all chapters.

Firestarter Destroy all the Winter Shards and light all the fires in the Old Temple.

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Got flair? Score a goal with a Flair Shot in a women's football match

Chaos Control! Collected all Silver Moon Rings in Episode Shadow.

Quadruplets! Pigsy's Perfect 10: Ally 4 enemies using one single Ally device.

Ultimate Pork Roast Recipe Pigsy's Perfect 10: Use all 4 devices on one enemy.

Sultan Of Titles I am Rashid of the Turbulent Wind! You can change how you feel, just with a title! If you had 30 of them, you'd be set for the rest of your life!

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

Death From Above In Der Eisendrache, kill a zombie while being flung by a Wundersphere.

Floater Parachute off a Gantry Crane onto the roof of the Harbormaster's Building in 'Precious Cargo'

Overkill Obliteration - Kill all enemy snipers with explosives

A Joyful Nurse Revive 1996 players as Support in Multiplayer

It's Nice to Be Wanted Defeat each of Gotham's Most Wanted present during the KELVIN Incident

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Solitary Met a strange person in a strange place

A New Protagonist Earned the top ranking in the Friendly Match.

Rush Hour Get a Double Kill with the RC-XD in Multiplayer

Element of Surprise Break Supercharged criminals 50 times using Elemental Effect weaknesses

Finally Home Complete every Adventure level in The Journey Home.

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.