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Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

Zombie Genocide Master Kill 72,000 zombies

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

A Lover, Not a Fighter Successfully complete 10 No Kill battles during story mode.

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Hoarder Have a total of at least 150,000 points in Echoes Mode's total high score

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

You're Not Worthy As My Opponent Breach: Send 3 Challenges.

A Toast Together Finish the final cabaret club event.

Untouchable Emissary Reach the end of the game without a game over.

A Forged Maestro Destroy two or more Screecher enemies with a controlled Ticker.

Assistance is Futile Win a DiRT Tour race without using any driver assists

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Master of the reliquary Gather all the fingers of Frankenstein

The Real Thing Win a Rally race in the DiRT Tour using the interior camera and the HUD switched off

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Untouchable Defeat any boss without taking damage (General)

Views From the Abyss STU: Complete "The Spider's Thread" mode.

Wishing for the Best Complete the "Last Wish" Raid.

ARCHIVIST Collect all documents

Head Trauma Use every type of melee weapon on a zombie

Gotta Catch'em All Collect all secrets.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Harmonic Convergence Pick up all traveler instruments simultaneously with your signalscope.

Two's Company, Four's a Party Complete any Adventure level with 4 players.

Unraveling the Landscape Some of these developed stone rows or processional walks that channelled the approach of both the dead and those wishing to commune with them.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Quest Love Completed all quests in the game

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Lightning Emissary Reach the end of the game in 5 hours or less.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Cosmonaut Found the Solar System

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Gathering the Magic Used every costume special in combat

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Slip and Slide Perform a twelve-meter blood slide

Total Football Successfully convert a player to a new position in Career Mode.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Go Figure Plant ShadowChild's figurine.

Wander and the Forbidden Clear the game in hard difficulty