Filthy_Fist

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

A Big Fan of Lefties Acquire all enemy officers' left arms.

A for effort Attain a Time Trial star rating of 35

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

Interrogo Totus Investigated every suspected and reported to Administrator Ludovico.

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

Seal the Deal Complete a Triumph Seal.

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

The Ultimate Price Make the Ultimate Offering

Opportunist Unlock all Heroic Gifts

Baranor the Conqueror Complete the Desolation of Mordor with a Gold Rating.

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

Factory Zero You survived Hei Zhen Zhu and RBS using no Praxis kits, weapons, grenades or mines. Whoa.

Heavy Medals Earn All Medals

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)

Full House Fully upgrade your Gear

NDA Protocol Destroyed the Synthesizer.

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

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

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

Greenlight Protocol Powered the reactor.

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

One goal a season Score with a defender in a match

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

The Bigger They Are... Destroy a total of 100 Custom Cyborgs during story mode.

Assistance is Futile Win a DiRT Tour race without using any driver assists

Retribution Dealt with the mercenaries that killed the Vael family. ("The Exiled Prince" downloadable content)

Lucky Stiff Found Lucky Montoya's body.

Tomb Raider Collect all relics, artifacts and weapons

It's just a scratch Complete THE TWO COLONELS Chapter without using any Medkits on Normal or higher difficulty.

Salute Me Achieve the rank of Lieutenant.

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

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.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Still counting Attain a Time Trial star rating of 50

Wishing for the Best Complete the "Last Wish" Raid.

Mutt And Jeff Asked a companion to be the Bad Inspector.

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

Tearing Away the Disguise Destroy all of the humanoid Dwarf Gekkos during story mode.

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

A Lover, Not a Fighter Successfully complete 10 No Kill battles during story mode.

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.