XorioX

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

D.I.Y. Escape with more than $2,500,000 in a round of either Arcade Mode or Multiplayer Ranked Match.

Against All Odds Mudokon God, Mudokon Saviour

I never doubted you! Win 10 Rounds of Infiltration

Horsepower Completionist Gain all stars in 'Horsepower'.

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

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)

RPM Completionist Gain all stars in 'RPM'.

Elements Completionist Gain all stars in 'Elements'.

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

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

First Mission Send a Scout on an Area Scouting mission.

Beast Mode Straight Arm a Defender to Protect the Ball

Lumpkin and Livin' Learned that Tom stopped drinking due to Sam's kindness.

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

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

Bug Spray Earn the Distinguished Flying Service Cross

Full House Complete a Six-player game

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

Heavy Medals Earn All Medals

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

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

Aerial Threat Score a header with a player with the Aerial Threat Speciality

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

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Tinkerer Repaired all generators.
0/3

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

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

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

The Chosen Bun Win three games as the Hotdog Man character

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.

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

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

8 Bit Hero Got the high score on the arcade machine.

The Cleaner Escape as a traitor with 50% of any level’s total loot in Arcade Mode or Multiplayer Ranked Match.

You Want Blood? 1000 kills.

No Going Back Complete 5 missions in Co-Op.

Pacesetter Completionist Gain all stars in 'Pacesetter'.

Murder Mill Collected all Murder Mill artifacts.
1/10

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Salute Me Achieve the rank of Lieutenant.

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

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

Sleuth Unlock all intel (videos and audio files)

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.