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Dedicated Knight Complete 200 Event Quests.

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

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

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

ARCHIVIST Collect all documents

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

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

The stresses were unbearable... Lose your first hero to heart attack

Justice for All! As Captain America, land 3 KOs with a single use of Freedom Charge.

Wish Upon A Star Complete Sofia's story

I've Got Your Back! Save an ally 50 times in 4v4 PvP matches.

Dark Side Complete zone 21 without rescuing any survivors.

The Bounty Finish Chapter 1

Avid Collector Reach Lv. 40 with a W-Engine for the first time.

Elimination Master Win 20 Elimination PvP matches.

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

Rage Uncaged As Wolverine, land 3 KOs with a single use of Last Stand.

Mode master Win an online game of every mode in every difficulty at least once.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

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

Like a glove… Finish trial #6 with 3 hearts left without picking up a spell.

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

A Professional Team at Your Service Establish a cooperation with Victoria Housekeeping Co.

Monster Mash Defeat 2,500 Monsters

Bloody Lust Kill Isaac with Samson

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

Get him! Win a Quick Race on a track in the Batcave (not unlockable in Split Screen).

Save some room Finish trial #20 one unit below the zapper.

The Force Complete Zone 18 without upgrading weapons.

Aw, Shucks Pick up the Princess 200 times

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

Ultimate Portal Knight Unlock all other trophies.

Think fast! Finish trial #8 with at least 52 seconds left on the clock.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Koi-Koi Novice Played Koi-Koi Wars for the first time.

Future Imperfect Collected all other trophies

Rock, Paper, Plasma In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

A Blank Card Kill Isaac with Eden

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Voices From Beyond Unlock all songs in the Mouth of Metal

Art Lover Unlock a picture in the Gallery.

Generate Power With Power Restore power to the Ballet Twins.

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

War Veteran Arcade: cleared any route with difficulty set on hard.

AMG Completionist Gain all stars in 'AMG'.

Extreme Operation Eliminate all obstacles and save the airship.

Melody of Fate Find out the actual name of the monster — Sacrifice — from what remains of the recording.

Professional Reach Driver Level 15

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.