Psychosocials

Needful Things Use 25 combat items.

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

All of the Above You managed to save Dr. Kavanagh and all the prisoners, too.

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

Do you even Exo? Exo Melee kill 10 zombies in 30 seconds in Outbreak.

The Learn'd Scholar When the proofs, the figures, were ranged in columns before me...

A Cold Dark Night Follow the Light and face the Darkness within.

Fists of Fury Kill a character with an unarmed strike.

That Old Adage Apparently, your CASIE augmentation doesn't work on everyone...

Watch Your Step! As Peni Parker, blast 3 enemies with a single use of Arachno-Mine.

Crime Never Pays Score 30 or more on the Batarang trial

Cheapskate Acquire the exo suit without spending any money in Outbreak.

One Shot, One Kill Reach level 10 with ALABAMA.

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

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

Facit Omnia Voluntas Reach level 10 with ZEUS.

A Clue to Investigate Piece together what has been seen to discover a direction forward.

Thermal Energy Reactor Accumulate a combined total of more than 99999 units of thermal energy.

Rock, Paper, Scissors Beat your partner at rock, paper, scissors 3 times in a row

God of Treachery As Loki, land one KO by stabbing from behind.

Never Forget You revisited the site where Belltower discovered and captured you.

High Five Complete a Five-player game

Variety is the Spice of Life Complete 13 different Dynamic missions.

A Desperate Betrayal Uncover some answers in exchange for freedom.

Vicious Vines As Groot, imprison 4 enemies with a single use of Strangling Prison.

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

Go Get 'Em, Guardians! As Rocket Raccoon, revive the Guardians of the Galaxy members 5 times.

A Valiant Friend All but one live to fight another day.

Deadly Bites As Black Widow, land 3 KOs with critical hits in a single match.

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

Honneur et Fidélité Reach level 10 with CHUCKLES.

Master of the Blood Double Teamed with every Tainted Coil unit

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

Betrayal Kill an enemy from behind at close range while disguised by the Sleeper Agent

Master of the Dark Arts Acquire the Ritualist Archetype

You Have the Lead Complete a general mission led by every hero.

High and Dry Complete "Worm on Trap"

Ruler of Everything Complete all activities.
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Won armed Complete a level using only one hand

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

Spliced Complete the "Wrath of the Machine" raid.

Gone Dark Complete all Covert contracts

Clean House Complete all Demolition contracts

Digi-Me Start your Player Career with a Created Pro

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

A Joyful Nurse Revive 1996 players as Support in Multiplayer

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

Riddle Me This Piece together Riddler Trophy, Cube and Cane in Riddler case file

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

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