SuicidalBeagle

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

Let's Play Complete the first Horde Mode Mission

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

Interception Grapple to an Agent who's reeling through the air, and reel-kick them

Silence of the Llamas Expel the Infestation at the Farm

The Power of Rico Compels You Exorcise the Infestation at the Church

Solino Chainsaw Massacre Eradicate the Infestation at the Compound

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

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

They Came From the Lake Liquidate the Infestation at the Lake

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

Turkey Shoot Reach combo level of 20.

Demons on a Plane Obliterate the Infestation at the Crash

The Flying Dead Abolish the Infestation on the Mountain

Rookie of the Year Earn a B Rank in the Trial of Initiation

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

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

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

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

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Never Speak of This Again Finish Extermination

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

Salute Me Achieve the rank of Lieutenant.

Moocifer Create a Cow Demon

Nailed It! Roll your car, land on your wheels and carry on.

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

Taking Flight In Gorod Krovi, ride a Dragon.

You're Not Worthy As My Opponent Breach: Send 3 Challenges.

Professional Reach Rank 10 (Ranked Match)

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

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Undiscovered Truths Find all the intel hidden in Nightfall.

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

Burgertown Escort Service Rescue 1 survivor in Infection.

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

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.

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

Making mountains out of molehills Kill 100,000 enemies.

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

Jungle Man Survive 45 years in SURVIVAL.

He Talked Too Much Defeat Emerson Miller

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

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

Alright, Alright Survive until round 10 in Infection.

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

Survivor Survive until Round 25 in Outbreak.

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

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