peti_dios

Total protonic reversal Complete Return to Hell on any difficulty.

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

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

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

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

Undiscovered Truths Find all the intel hidden in Nightfall.

Just Like Old Times Dispatch the professor with a shot to the groin.

Toasty Light the marshmallows over the bonfire

Hook, Line and Jumper Enter the compound in "Thermal" without passing through the main gate

None more hard Complete the Campaign on Nightmare difficulty.

Burgertown Escort Service Rescue 1 survivor in Infection.

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

Hope and Despair Completed the additional mission: "Ebon Memories: Hope Within Despair."

The Spider's web Defeat 50 enemies using the Amazing Charge Attack

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

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

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

Operation Foxley Wolf Mountain - Complete the mission with a 2 star rating.
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The Foreman Complete "Factory"

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

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

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

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

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

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

Birdie Using ONLY the golf club, putt the ball in 3 strokes or less

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

The Road to Glory Win every battle on Victory Road.

Alright, Alright Survive until round 10 in Infection.

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

J-Adventure Maestro Clear all story arcs in J-Adventure mode.

Survivor Survive until Round 25 in Outbreak.

Hard pressed Complete all levels on Hard

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Wrecking Crew Destroy the statue with the bulldozer

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

You Can Pet The Dog Pet a Hellhound in MWZ

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Tough luck, chum! Complete Ragnarök - Part I on any difficulty.

Bogey (1 Over Par) Take the alternate route above the cave

Challenger of the Rift Completed a floor of the rift labyrinth.

Views From the Abyss STU: Complete "The Spider's Thread" mode.

Grounded Kill an airborne enemy with Brigitte's Whip Shot in Quick or Competitive Play.

Call of the Void Complete Ragnarök - Part II on any difficulty.

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

Wrong Turn Complete “Forest”

Pit Master Discover and fight Hidden Kombatant 3 in Arcade Ladder