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Star struck Get 3 Stars on 10 different Echoes

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

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Saving Private Reiner Obliteration - Don't kill any members of the Reiner family

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

First Blood Finish a round of Last Stand

Puzzle Master Completed the game on the hard puzzle difficulty setting, any ending.

Smoke And Mirrors, But Without The Mirrors Use a Smoke Grenade to become hidden while at Critical Health.

Silence is Golden You completed The Brigmore Witches without alerting anyone

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.

Guerrilla Tactics Execute at least 25 different Skillshots in one Echo round

Never Tell me the Odds Complete Endor on UNLEASHED difficulty.

Full Marks Infiltration - Complete all the Challenges

Genpei Demon Completed all missions in "The Tengu's Disciple" on Dream of the Demon. (Does not include Twilight or training missions.)
0/10

Music Lover Collect all harmonica melodies in the SAM'S STORY chapter.

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

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

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

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

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

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

Completionist Dominate 100% of Career by beating all the track records.

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

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

Heian Demon Completed all missions in "Darkness in the Capital" on Dream of the Demon.
0/11

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

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

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

Go for Gold! In Onslaught, acquire seven gold chalices

Atomic Obliteration - Complete all the Challenges

A Man of Principle Complete the SAM'S STORY chapter earning the Captain's full trust.

Blood Bank Kill 10,000 enemies

Silent Hill Historic Society Completed Murphy's Journal with all Mysteries.

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

Magic of numbers Make a 7-token combination

Moneybags Have 15000 credits in the bank in Outbreak.

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

Great Owl Find all the Night Hunters' secret stashes in the SAM'S STORY chapter.

Way of the Vanquisher Completed "Against All Comers" on Dream of the Demon or higher.

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

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

Capital Punishment Completed the game on the hard game difficulty setting, any ending.

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

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

Around and Around We Go Perform every level interaction once

Happy Trails Complete By the Trail of Our Dead

Have you tried turning it off and on again? Complete Terminal Error on any difficulty.

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

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