Mertzi

A Minor Incident Cause an explosive decompression from the airlock.

Ferret Hole the ball from off the green on an official course.

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

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

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

Gull Hater Smash 100 seagulls

Rank - Adventurer Builder! Collect 50 Gold Bricks

Race Team Recruit 5 drivers

RPM Completionist Gain all stars in 'RPM'.

Poor Workplace Etiquette Go the extra mile in ruining the break room (and Joe's reputation).

Greetings, Viewers Film yourself with the film camera.

Total Fist Bump Destruction Finish the game as best friends

In off Score off the woodwork in a match

Gambler Play Slots 100 times.
0/100

Elements Completionist Gain all stars in 'Elements'.

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

Clean Run Completed a Mission without Dying

Pandamonium Complete the Panda Plateau secret mission.

Chill Out Defeat 5 mobs with a single Ice Wand attack.

Music Lover Collect all harmonica melodies in the SAM'S STORY chapter.

Yeeee HAW! Complete the Adventure Mode on the Hard difficulty.

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

Dark, Dank and Dangerous Find a Dungeon

Full House Complete a Six-player game

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

Pac-Dot Attack! Defeat 100 enemies with Pac-Dot and/or Bomb Attacks.
2/100

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

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)

Pack-A-Punch-ectomy In Revelations, recover the Pack-a-Punch machine from its abductor.

Space Area Maze Clear all Space Area Maze Stages.
0/100

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Independent Woman Scarlet plugs the cafeteria fountain spouts without your help.

Hop, Skip, and a Jump Successfully perform a shot that skims over water at least
once in a recorded official round

The Chest Beat the Chest

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

Utility Man Complete all Missions intercepted from cellular tower signals

Poor Sportsmanship Try to take the easy way out.

Lone Champion Complete Lone Fortress on Adventure or Apocalypse difficulty.

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

The Chosen Bun Win three games as the Hotdog Man character

P・A・C・M・A・N Master Complete PACMAN for all stages with bonus letters.
0/100

Atomic Obliteration - Complete all the Challenges

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Moneybags Have 15000 credits in the bank in Outbreak.

Dancing in the Dark Complete the Deep Sea dance challenge without missing a step.

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

Funhouse Area Maze Clear all Funhouse Area Maze Stages.
0/100

Factory Area Maze Clear all Factory Area Maze Stages.
0/100

Oh Captain, My Captain Visit with several of your crewmen while dressed as the captain.