JuniorWalter

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

Specter Officer Reach max level with one class in the Cooperative campaign.

Go for Gold! In Onslaught, acquire seven gold chalices

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

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

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

Critical Literature Collect all physical Codex pages in a single save slot (Ancient Gods 2)

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

Utility Man Complete all Missions intercepted from cellular tower signals

Moneybags Have 15000 credits in the bank in Outbreak.

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

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

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

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

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

Dream Race Win the ultimate three-way showdown between a Ford Mark IV Race Car, a Ferrari 330 P4 Race Car and a Jaguar XJ13 Race Car.

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

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

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

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

Salute Me Achieve the rank of Lieutenant.

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

Let's Play Complete the first Horde Mode Mission

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Safari Tour Play at least one full round in every Official Map (Ranked Match)

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

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

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

Bulldozed In Ground Control, crush 25 enemies while driving the tank

Professional Reach Rank 10 (Ranked Match)

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Helpful Stranger Revive a player from a different Squad in MWZ

Burgertown Escort Service Rescue 1 survivor in Infection.

Gotta Catch'em All Collect all secrets.

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

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

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Determined Don't use any hints to finish the game.

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

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

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

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

Alright, Alright Survive until round 10 in Infection.

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

Survivor Survive until Round 25 in Outbreak.