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AMG Champion Win the 'AMG' Trophy event on gold star difficulty.

Head Banger Kill any enemy by bouncing on its head, plumber-style

Ultimate Humiliation Perform every fighter's hidden finishing move

Analysis Complete Unlock every VR Mission.

Skilled Negotiator Complete the Special Ops mission "Negotiator" on Veteran difficulty.

Fists of Fury Kill a character with an unarmed strike.

Occasio Calva Complete Kairos Gate.

Ringmaster Collect 20,000 Rings.

The Teacher Remains the Teacher Defeat Javier Jaguar as Uay Chivo in an un-nerfed one-on-one rematch.

Intensive Care Remove all spears from Trico as quickly as possible.

Through the Dimensional Rift Defeated Omega.

The Name's Bomb, Dangerous Bomb Take out 3 CPU players at once in a Local game.

Caught it? Fart … in the goal keeper's cage

Sakura Completionist Gain all stars in 'Sakura'.

Apex Completionist Gain all stars in 'Apex'

Lock, Stock, and Barrel Give Trico every single barrel.

Performance Enhancing Mods Unlock all of the Performance Mods (Except Legendary Mods).

Stalwart Wander Max out HP bar

Data Mining Acquire all data storage devices.

Fledgling Collector Find your first treasure.

The Plot Thickens Leave Act One - for somewhere altogether darker.

Fetch Quest Play fetch with Scratch - the best boy in the Realms.

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

Shove Off Kill a creature with falling damage.

Can you taste that? Fart … inside the Viking Boss' mouth

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Firestarter Destroy all the Winter Shards and light all the fires in the Old Temple.

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

1,000,000 BC Completed! Complete the Prehistoric time zone

Road to Mastery Unlock a Skill Challenge

Sweet Melody Capture a creature that creates a beautiful melody.

Oboro, Shmoboro! Beat both Kisuke and Momohime in battle.

From the Depths of R'lyeh Defeat the Sea Monster

Action Surge Perform five attacks in one turn. Your enemies won't know what hit them (literally).

A New Protagonist Earned the top ranking in the Friendly Match.

One to Remember Save a highlight to the Replay Theatre

Last One Fart … while the credits roll

Shaken, not stirred Kill a terrorist with a martini

Walk in the Park Complete the game on hard using hardcore mode

Anything in Particular? Visit the FIFA 11 Store

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.

Ariel, is that You...?! Encounter a mermaid

Trine 2 Hard Earn all Trophies in Trine 2

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

Masterful extraction Absorb your second Boss Stem Cell

Up, Guards, and at them again! Finish the game with a Boss Stem Cell active.

Steam rolled. You beat "The Concierge" without taking a single hit!