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Bigger Bang Complete story mode on Normal difficulty

Arkham City Sirens Drop in on an old friend

Sacrifice Ensure your squad escapes safely from Cuba.

All Fours Win a 4v4 game

Death to Dictators Take down Castro with a headshot.

Give me liberty, or give me death Escape Vorkuta.

VIP Receive orders from Lancer.

Pick Pocket Steal the score of a lifetime

A safer place Sabotage the Soviet space program.

Skate Axis Prize Get 500 points in Skate Axis.

Looks don't count Break the siege in the battle of Khe Sanh.

SOG Rules Retrieve the dossier and the defector from Hue City.

Crack The E Nigma Solve every riddle on the island

Broken English Escape Kowloon.

Some wounds never heal Escape the Past.

Just ask me nicely Break free from the torture chair.

The Dragon Within Kill 10 NVA with Dragon's Breath rounds.

Digit Chase Tap Prize Complete Digit Chase Tap Stage in 30 seconds or under.

Digit Chase Rear Touch Panel Prize Complete Digit Chase Rear Touch Panel Stage in 20 seconds or under.

Never get off the boat Find the Soviet connection in Laos.

Digit Chase Flick and Drag Prize Complete Digit Chase Flick and Drag Stage 20 seconds or under.

Clarity Crack the code.

Raining Pain Rack up a body count of 20 NVA using air support in Hue City.

Stand Down Complete the campaign on any difficulty.

Sound Loop Prize Create 20 Sound Balls in Sound Loop.

Insert Coin Access the terminal and battle the forces of the Cosmic Silverback in Dead Ops Arcade.

Up close and personal Silently take out 3 VC.

Looking for Group Join or create a group.

Changing Lanes Perform a Vehicle Takedown from the passenger seat of a vehicle (Campaign Co-op only).

Master Of Kyrat Obtain all the Trophies.

Eaten by a Grue Play Zork on the terminal.

Welcome Park Prize Play through all the tutorials in Welcome Park.

Hello Face Prize Use Hello Face to bring 3 faces to life.

The Final Challenger? Defeat The Destroyer

You Call This Easy? COMPLETE the game on EASY difficulty

High Flier Kill 5 duskbats without touching the ground

Vehicular Slaughter Destroy all enemies on vehicles during the prison break.

Sally Likes Blood Demonstrate killer economic sensibilities by taking down 3 enemies with a single bullet.

Biggest Bang Complete story mode on Hard difficulty

Snap + Slide 7 Piece Prize Complete a Snap + Slide puzzle with 7 pieces in 20 seconds or under.

HELP! Fire an SOS flare for the first time.

Invisible Predator Complete one predator challenge by using only Silent Takedowns and without being detected

50x Combo Complete a combo of 50 moves (any play mode, any character)

Dirty Tricks Achieve 3 minutes of drifting time in the Batmobile.

Raid the Arsenal Kill 1 enemy with each of the 6 Gun classes.

Balance Restored COMPLETE the game on NORMAL difficulty

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

Heavy Hand Use the Grim Reaper to destroy the MG emplacement.

Medic! Revive a teammate 20 times in co-op.

Trifecta Score a Goal, Save a shot, and Assist a teammate in a single game