Erock101

Still on the Run Complete Chapter 4 in Jake's campaign.

J'avo Genocide Defeat 500 J'avo.

See You Around Complete Chapter 5 in Jake's campaign.

Escapist Survive 10 explosions in multiplayer.

Rising Up Earn a level-four title.

The Hunger Bio Leech 100 enemies.

Hide And Seek A deadly game of hide and seek

Knucklehead Kill a total of thirty enemies using melee attacks.

I Spy Complete Chapter 1 in Ada's campaign.

Chatterbox Complete all conversations with the Endurance crew.

Crack The E Nigma Solve every riddle on the island

Petrol Head Drive at least thirty different vehicles.

Get Off My Cloud Get 100 High Fall take downs.

< Make/Unmake > Use Shape and Fracture a combined total of 100 times
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World's Greatest Detective Spirit of Amadeus Arkham revealed

Apprentice Reach Level 5

Ghost Train Fight for survival

IQ Test Solve the first riddle

Counterintelligence Complete Chapter 2 in Ada's campaign.

Master Blaster Kill 2 multiplayer enemies with a single explosive.

Arkham City Sirens Drop in on an old friend

Down Boy! Kill a zip-lining enemy player in multiplayer.

Freefall Don't look down

Tonic Collector Collect or Invent 58 Tonics in the Physical, Engineering and Combat tracks

Tough Nut Finish the story on hard difficulty level.

Found Cohen's Room The player has entered Sander Cohen's personal quarters

Lightning Rod Defeat Steropes the Lightning Bringer.

Monkey Around In multiplayer, escape death 3 times by using the rope ascender.

Exit Stage Right All the world is a stage

This Takes Me Back Complete Chapter 3 in Ada's campaign.

Stuck Up Rob five stores in under five minutes.

Ada's Demise Complete Chapter 4 in Ada's campaign.

What's Next? Complete Chapter 5 in Ada's campaign.

Don’t Go - Easy Finish Left Behind on Easy

Brick Master Win the brick throwing contest

Cruise Control Keep any vehicle at thirty mph or over for five more minutes.

Casey Jones Take down 25 enemies while riding on a moving train.

Green around the Ears Complete the entire game on Amateur.

Avid Inventor Successfully invent at least 100 items

Exporter Sell five vehicles to Derek at the dock.

Artilleryman Kill 20 enemy players in multiplayer using a turret.

Code 112 Stole a Police car

Hard Finish Finish story mode on Hard, without changing the difficulty setting.

Hard to Kill The police want you dead. Survive for ten minutes!

Evil to the Core Purchase every negative Karma upgrade for each power.

Rebirth Finish the game and return to the beginning.

The Third Thing Defeat Hartman

Duck If You Love Life Avoid Jack's scissor attack by crouching.

Back Off, Mrs. B! Fight off Marguerite while she wanders the old house to make her run away.

The Nightmare's Finally Over Complete the game on Normal.