OfficerLeach

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

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

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

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

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

Shotgun Wallop! Kill a total of 200 Enemies using Rubi's Shotguns during acrobatic slow-mo.

Things That Go Ka-Boom Learn how to craft Exploding Arrows

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

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

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

Horsepower Completionist Gain all stars in 'Horsepower'.

Electric Whisper Learn how to craft Electric Arrows

Elements Completionist Gain all stars in 'Elements'.

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

Z-Genocider 2: Genocide Harder Kill 53,596 zombies

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

RPM Completionist Gain all stars in 'RPM'.

Seal the Deal Complete a Triumph Seal.

Moneybags Have 15000 credits in the bank in Outbreak.

Great Success Gain S+ on all U.S.S. missions on Veteran or Professional difficulty

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

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

Forever Marked Progress the story to unlock.

Death of Comedy Use every type of novelty weapon on a zombie

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

Turret-Syndrome Kill a total of 100 Enemies while using stationary gun.

Back To School Kill all enemy snipers in Sniper Alley without being hit ("Ghosts of Sarajevo")

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

Pursuit of Knowledge Filled 80% of the Datalog.

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

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

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

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

Sleuth Unlock all intel (videos and audio files)

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

Gong like the Wind In IX, defeat all 8 challengers summoned by a gong within 5 minutes

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

Happy Trails Complete By the Trail of Our Dead

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

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

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

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

Around and Around We Go Perform every level interaction once

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

Stowaway In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

Poking the Bush Collect all secrets in Act 1

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

West Side for Life In Blood of the Dead, reach Round 20 without leaving the West Side of the island

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