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

Hired Gun Complete 20 Contracts in MWZ

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

Research Complete 【CAMPAIGN】Scan all enemy types.

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

Bonus Ace 【RAID MODE】Acquire 50 bonuses at the results screen.

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

Centennial Acquire 100% of the Stars

Write Off Kill 500 Enemies using an Insured Weapon in MWZ

One for Each Minnesota Lake 【RAID MODE】Defeat 1,000 enemies.

Frequent Flyer BASE jump and travel more than 150 m with your parachute

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

Last Victim 【CAMPAIGN】Scan 30 hidden hand prints.

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Pea Shooter Kill a Rhino with only a pistol in Nightfall in Regular or Hardcore difficulty.

Seek & Destroy Get 2 Kills with a single remote controlled Throwing Knife from at least 50 meters away in Campaign

Shop 'til Ya Drop 【RAID MODE】Spend 1,000,000 BP in the store.

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Skewer the Winged Beast In Under the Radar, have the SAM target itself and the helicopter

Moneybags Have 15000 credits in the bank in Outbreak.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Think She'll Notice? Destroy all of the cars in the mansion garage in 'Oligarch'

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Have You Tried Turning it Off and On? Use a Shock Stick to disable an enemy Sentry Gun

Raising the Bar 【RAID MODE】Be player level 30 when EXP is awarded.

Burgle Burgle Burgle Steal 10 kills from a teammate in Outbreak.

Helo Hat Trick Destroy each objective helicopter in 'Reactor' with a different Armament

First Circle Overseer 【RAID MODE】Clear all stages on Chasm with an S rank.

David vs Goliath In Checkmate, destroy the APC using an RC-XD

Hitchhiker Defuse the bomb on the truck in 'Gora Dam' while it is in motion

Snow Angel Execute the forest sniper in 'Frozen Tundra' with a takedown

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Rapid Reflexes Get 5 Headshot Kills during a single use of the Adrenaline Stim in Campaign

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

Sleuth Unlock all intel (videos and audio files)

That'll Leave a Mark 【RAID MODE】Inflict 100,000 points of damage to an enemy in one hit.

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Hey, Catch! Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Midland Traveler 【RAID MODE】Clear all stages on Trench.

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

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

Third Eye Open 【RAID MODE】Obtain the three Rare Finders.

Shot Blocked Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it