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The Belly of the Beast Reach the cargo area in Mayday in Regular or Hardcore difficulty.

When surrounded by war... Win 10 rounds of Sabotage

Rescue the Survivors Complete "Rescue the Survivors"

Sooooul Key In Spaceland, recover the piece of the Soul Key.

Objectively Experienced Complete each of the 6 different mission objectives in the underground.

Hoff The Charts! In Spaceland, unlock David Hasselhoff.

No such thing as luck Get 10 kills with Relby-V10, DL-18, Scatter Gun and the Dioxis Grenade (Multiplayer)

I Got It, I Got It! Catch a bag mid­air.

Don't Tread on Me Complete the "Iron Clad" Special Ops mission on any difficulty.

Stay Frosty Complete the "Arctic Recon" Special Ops mission on any difficulty.

Alternative solution Get 20 kills with secondary fire using the Bryar Pistol or Heavy Repeater

F in Chemistry On day 1 of the Rats job, blow up the lab.

What will you become? Get 20 kills with the A180 and the Sonic Imploder

Do we take prisoners? Stun 20 enemies with the Shock Grenade (Multiplayer)

Them That Hath Ears Use the microphone for 20 minutes

Helipocalypse Destroy 6 helicopters in the "Kill Switch" Special Ops mission.

I’ll take that bet Get 20 kills with the X-8 Night Sniper and the EE-4. (Multiplayer)

Survived Nightfall Kill the Breeder for the first time in Nightfall in Regular or Hardcore difficulty.

I said we’re CLOSED! In Nacht Der Untoten, do not let any zombies enter the building during the first 3 rounds.

Phantom Exterminator Kill 5 Phantoms in one game in Nightfall in Regular or Hardcore difficulty.

Skilled Negotiator Complete the Special Ops mission "Negotiator" on Veteran difficulty.

Stay in attack formation Win 10 Rounds of Battle Station

Quick Off Your Feet In Der Eisendrache, wall buy the BRM.

Off the Deep End In Voyage of Despair, survive to round 20 without draining the water

Come Up For Air Reach the top deck in Mayday in Regular or Hardcore difficulty.

Here Kitty, Kitty In IX, Kill a Zombie Tiger with a Brain Rotted Tiger

Do you even Exo? Exo Melee kill 10 zombies in 30 seconds in Outbreak.

The Eagle has Landers In Ascension, escape on all three lunar landers.

Onwards! Get 30 kills with the DT-29

Cheapskate Acquire the exo suit without spending any money in Outbreak.

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Handle with Care Complete the "Special Delivery" Special Ops mission on any difficulty.

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

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

First Blood Finish a round of Last Stand

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

Yeah He's a Gold Digger In the Four Stores job, find a gold bar in the safe.

Centennial Acquire 100% of the Stars

Fish A.I. On day 2 of the Watchdogs job, throw a loot bag into the sea, hoping fish move away as it gets near.

I never doubted you! Win 10 Rounds of Infiltration

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

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.

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

Skilled Adversary In IX have a Challenge banner with all 9 medallions

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

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