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C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Expert Creator Complete all levels in the Tutorials

Egoraphobia Complete 'Lost in Transmission.'

Chapter 5 Complete Complete Chapter 5 in story mode

Snuffed Out Defeat Flame Face

Dirty Secrets Finish Chapter Three

Guns For Show Use all guns at least once

Disappearance Complete "A QUIET EXIT" mission.

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.

From Beyond the Stars Collect and return all spaceship parts.

Clean Sweep Kill everyone in a time period and escape.

Got 'Em Destroy all Mr. Raccoons hidden in The Ghost Survivors mode.

A Mystery, Solved Solve the mystery of Leonora Johnson.

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Pitcher Use all throwing weapons at least once

The Destination of Hatred Defeat Seymour Omnis

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

“A Shocking Turn of Events” - Rescuer Rescued the Little Sister in “A Shocking Turn of Events”

“The ‘I’ in Team” – Collector Found all collectable Roses in “The ‘I’ in Team”

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

No Assistance Required Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.

First Step Complete your first mission in Jimmy's Vendetta.

Didn't See It Coming Kill Fia without causing a deadly reaction.

Get Up, Mr. Bubbles! Score an Aerial goal while playing in AquaDome

Far From Home Complete the quest "Far From Home"

That Was Nice of You Save Rebecca from a Hunter.

Shadow of Your Former Self Defeated 5H4D0W-TP.

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

First Time Director Enter Director Mode for the first time as an unlocked actor.

Plain Luck Hit three or more enemies with the same weapon in one throw

Light the Fires! Earn 10 Relics (gold or better).

Combo Nerd Achieve a 125 Hit Combo

Perfect Boss Beat the first boss without dying.

Child of the Shadows Finish a single chapter without alerting anyone

Get Rich or Die Trying Have $50,000 current balance in a Special Ops Survival game.

A Short Introduction Begin a new hunt with Torvin.

Bravo, Rebecca Save Chris using Rebecca.

Lest Ye Be Judged Encounter an Agent of the Nine somewhere in the system.

Robot Hunter Unlock 10 Robot Mods

Sounds Of Animals Fighting Wear all masks at least once

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

Invitation to Die For Completed Chapter 1 of Episode 6

Two-Faced Uncover Lyegrove's secret

Welcome to the Apocalypse Good luck out there, you're gunna need it.

Only a Real Master Beat an opponent while they still have 90% health and you have 10% or less health remaining

Mr. Sandman Completed Chapter 2 of Episode 6

Practice makes perfect Headshot each of the targets in the gun range in Kaffarov

Baby, You're a Firework Complete 'The Ballad of Ramblin' Frank.'

Ensemble Tragedy Kill each Visionary at least once.