RootBeerBOY26

Tougher Than Nails Acquire all Sentinel Hammer upgrades (Ancient Gods 2)

Hired Gun Complete 20 Contracts in MWZ

Siege the Day Complete Immora (Ancient Gods 2)

Rush Hour Get a Double Kill with the RC-XD in Multiplayer

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Main Course Earn all 81 Stamps available in Super Size Career

Pros Only Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.

Hypersonic Complete all Secret Encounters in a single save slot (Ancient Gods 1)

Clean Exit Successfully extract in Hazard Zone without anyone in the squad having died

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

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

Betrayal Kill an enemy from behind at close range while disguised by the Sleeper Agent

Rest Your Weary Fists Kill the Dark Lord (Ancient Gods 2)

To Know Your Enemy... Get 100 Kills while using Mutant Injections in Zombies

Centennial Acquire 100% of the Stars

Write Off Kill 500 Enemies using an Insured Weapon in MWZ

Frequent Flyer BASE jump and travel more than 150 m with your parachute

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

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

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

Critical Literature Collect all physical Codex pages in a single save slot (Ancient Gods 2)

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

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

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

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

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

A shining inspiration to us all! Achieve the rank of Grand Lord (Rank 25).

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

Seal the Deal Complete a Triumph Seal.

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

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

Have You Tried Turning it Off and On? Use a Shock Stick to disable an enemy Sentry Gun

Let's Play Complete the first Horde Mode Mission

That's the Spirit! Earn all 75 Stamps available in the Wild Spirits Career

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

All Star Get 100 Stars in S.T.A.R. Lab Mode

Moneybags Have 15000 credits in the bank in Outbreak.

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

Around and Around We Go Perform every level interaction once

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

Pack Rat Successfully extract with 50 Data Drives in Hazard Zone

Hitchhiker Defuse the bomb on the truck in 'Gora Dam' while it is in motion

The legend was not enough Reach the LEGEND rank in 3 different fields of expertise

Helo Hat Trick Destroy each objective helicopter in 'Reactor' with a different Armament

Snow Angel Execute the forest sniper in 'Frozen Tundra' with a takedown

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

Like the back of your hand Reach 100% exploration on one REGION in Alps

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

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

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