ElDivineZero

Somethin' I've Gotta Do You collected your things from Sammy's

Death Mode: Event Horizon #1 Complete the Death Mode level.

Reload Master Defeat 50 Enemies in a Row Without Auto-Reloading

Treasure Hunter Using the photo hints, find 2 hidden items.

Radio Enthusiast Listened to all the radios before doing anything else

Cold World Destroy the first weapons cache in Gotham City.

5 Machine Types Repaired Used the Machine Repair or Mount Repair skill on 5 different types of machine.

Take Me to Your Leader Compare Statistics with Friends

Staying Dry Beat 'Chapter 3 - Borneo' in less than 6 minutes 30 seconds

Backtracker Used the hidden paths to return to each area in the game

Quick Jaunt Through a Warzone Beat 'Chapter 5 - Urban Warfare' in less than 7 minutes 30 seconds

Death Mode: Thermogenica #2 Complete the Death Mode level.

Wrecking Ball Stop the unstoppable

A Way Forward Completed Chapter 6.

Cheaters Gonna Cheat Activate a Tweak

The Gilt, The Craft and the Lie Place a thrall crafter in a crafting station

Dyno-Might Master Kill 4 Enemies with 1 Explosion

30 Kills: RPG-7 Kill 30 Enemies with the RPG-7

Friends With Benefits Complete the subplot involving Keira Metz.

Former Adventurer Incapacitate 25 enemies with dodge counter.

Irony The player has taken a picture of Sander Cohen's corpse

Death Mode: Aquatica Complete the Death Mode level.

Charted! - Crushing Finish the Game on Crushing Without Changing the Difficulty

Bullet Train From Hell Beat 'Chapter 13 - Locomotion' in less than 7 minutes

Party of Three Completed Chapter 7.

Completionist Triggered all of the story in the game

For Old Time's Sake Cassandra agreed to help you kill Marcano

Déjà phew! Rescued Special Bot trapped in SSD Speedway.

Death Mode: Break-a-noids Complete the Death Mode level.

Seasoned to Taste In the Main Campaign, killed 30 enemies with the Peppermill Crank Gun.

Five Fully Upgraded Weapons Fully upgrade five weapons

Charted! - Hard Finish the Game on Hard Without Changing the Difficulty

Death Mode: Mechanica Complete the Death Mode level.

A Battle Within Fight for your sanity.

Grand tourist Rescued Special Bot trapped in Cooling Springs.

Immortal Photobomb Caught an image of Gentiana in a photo.

Broken Umbrella Witness the true ending.

Cardio Travel a distance of 20 kilometers on foot.

Triple Threat Kill 3 opponents in one fight using 3 different methods (swords, bombs, crossbow, Signs, etc.).

Mano-A-Mano Defeat Titan henchman without using Batarangs (any play mode)

United We Stand Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game

No escape! Rescued Special Bot trapped in Memory Meadow.

The Mechanical Kingdom Complete the forest castle.

Hit Man Perform a 1000-hit combo

Four The Players Rescued all four Special Bots. Time to go off to a new adventure!

Poco Chinpoko You collected 5 Chinpokomon.

Death Mode: Invaderoids Complete the Death Mode level.

Lost And Found Uncover the secret of Arkham City

This Pattern is Mine You got them all. You got them all.

Good Samaritan Revive a teammate in a multiplayer match.