MechaFlash

Down With The Sickness Defeat the Unmerged Terror.

For Good And For Ill Extract Dr. Zybert.

New 'n' Hasty Rescue every Mudokon with an overall Best Time of 3:00:00 or less

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

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

Do Travelers Dream Of Electric Sheep? Power up a device with the Conductor.

Against All Odds Mudokon God, Mudokon Saviour

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

The Boy Who Could Run Complete all Parkour Fever Challenges

Missed me! Defeat a boss on any difficulty level without taking damage

I never doubted you! Win 10 Rounds of Infiltration

Greatest Tag-Team in History Defeat both Lightning Skeleton arenas in The Great Temple on Hard Mode, with 2 or more players (or as Javier Jaguar)

Fully Kitted 2.0 Unlock all Upgrades in the Bloodline expansion

Hit Like A Train Defeat the Terror at the station B.

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)

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

A for effort Attain a Time Trial star rating of 35

The Sacrifice Of The Flesh Defeat Eliza.

The Pathfinder Get the Pathfinder to the tram.

Fixing Things Discover the Warden's secret.

Fire. Spreading. Set 5 enemies on fire with a single burst of the Torch.

Packrat Collect 50% of Data Drive files in the Bloodline expansion

Interrogo Totus Investigated every suspected and reported to Administrator Ludovico.

Together Till the End Be the last man standing

Go for Gold! In Onslaught, acquire seven gold chalices

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

You have your moments Get 5000 Objective Score while playing as any Hero (Multiplayer)

Now You Must Tell the Tale Viewed all Legends

GD Parkour Instructor Complete all Parkour Fever Challenges at night

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

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

Seal the Deal Complete a Triumph Seal.

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

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

World Peace... For Now Beat the game on all difficulties.

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

Home Wrecker Use 50 pieces of interactable cover.

Backwards & Forwards Complete ALL levels in N. Verted mode

NDA Protocol Destroyed the Synthesizer.

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

Greenlight Protocol Powered the reactor.

Around and Around We Go Perform every level interaction once

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

Grassroots Campaigner Complete all side missions.
87/98

Range of Fire Fire 7 different charged attacks in a single level

Freelance, but Not For Free Complete 80 contracts.
8/80

Spectrum Needler Buddy Acquired Spectrum Gatling, The Needler, and Udder Buddy.

Shadow Vigilante Master the Shadow Vigilante Dark Knight track