GodKnowsWhat

Tearing Away the Disguise Destroy all of the humanoid Dwarf Gekkos during story mode.

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Millionaire Acquired over one million yen.

The Bomb Bag Kill Satan with Cain

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

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

Top Talent Maximized ABI of a single Digimon.

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

Darkness's Will Defeat No Heart.

Hope and Despair Completed the additional mission: "Ebon Memories: Hope Within Despair."

You're On Fire! Get 5 Kill Streaks of 5 kills in Elimination or Skirmish in PvP.

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

Kindred Spirits Max out a Spirit's Affinity Level.

Reached Chapter 20 Fools. Every last one of you is a total fool. ...Even so, you're my friends. Let's go, our fifth friend is waiting for us.

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

Hot Pants Complete I Now Know Why You Cry

The Guillotine Kill Isaac with Judas

Golden God You are the best!

Medal Master Obtain 3,000 or more medals in Flick Rush.

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

Judas' Tongue Kill Satan with Judas

Master of the reliquary Gather all the fingers of Frankenstein

The Changing Future Completed the "The Changing Future" chapter of Goku's Saga.

Dream Piece Collector Obtain all Dream Pieces.

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

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

Side by Side Completed the "Side by Side" chapter of Goku's Saga.

Mr. Death Get all Trophies.

The Coin Bag Kill Isaac with Cain

Salutatorian Achieve an Overall Evaluation grade of B

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

Reached the Ending See you tomorrow!

Oh Yeah!!! Complete Nothing is as it Seems

Faith in the Fallen Take a leap of faith

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Time's Teller Defeat the Unknown.

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

Another Dimension Collect 2000 worth of gold lying on spikes, while using the Phase Locket.

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

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

Legendary Hero Reach Reputation 5 with any Hero.

Pushing the Limit Completed the "Pushing the Limit" chapter of Goku's Saga.

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

Like Killing Ants Kill 5000 soldiers.

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift

The Clockwork Tomb Complete the quest: The Clockwork Tomb

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

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

Blood Rights Kill Satan with Samson

Champions of the Cathedral Complete all Special Portals in La Cité des Cloches as both Sora and Riku.