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Burgertown Escort Service Rescue 1 survivor in Infection.

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

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

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

Gran Turismo Rally Complete the "Gran Turismo Rally" Special Event.

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

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

Still counting Attain a Time Trial star rating of 50

Making mountains out of molehills Kill 100,000 enemies.

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

Boar Bather Rode a Razorfire Boar into the Sea of Black Tears and lived to tell the tale.

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

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

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

Come On And ... Slam 10 zombies at once in Outbreak.

One goal a season Score with a defender in a match

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

You Can Pet The Dog Pet a Hellhound in MWZ

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

No Time Wasted Scored a goal within 3 touches after a quick restart

The First Harmonic Score your first harmonic in Needle Hills.

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

Master of the reliquary Gather all the fingers of Frankenstein

Objective Driven Complete a total of 30 objectives across all matches

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

Untouchable Defeat any boss without taking damage (General)

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

Alright, Alright Survive until round 10 in Infection.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

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

Survivor Survive until Round 25 in Outbreak.

Street Fighter Complete all Dragon's Teeth Assignments

Ryder owns Goliath Complete the Plains of Goliath.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

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

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

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

High Wire Act Kill 10 enemies while using a zipline

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

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

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

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

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

The epitome of Super Earth Complete all Trophies.

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

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

By the Skin of Your Teeth Reach the finish line and win with 1% or less of your fuel remaining.

Perkaholic Have 9 perks active at the same time in MWZ