Romikay

Oh Apocalyptic Chanbara! Cleared the story difficultly "Berserk"

100 Yen Clear the Arcade mode on Hard difficulty or higher.

Happy Trails Complete By the Trail of Our Dead

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

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

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

A budding Investigative Mind Completed 5 quests

Never Speak of This Again Finish Extermination

Is everyone here? Unlock all characters from the original roster.

Hey, Catch! Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

Nemesis Meet Skullface

Bulldozed In Ground Control, crush 25 enemies while driving the tank

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

The New Time-Master Beat all of Nefarious Tropy's times in Time Trial Mode.

Moocifer Create a Cow Demon

Shot Blocked Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it

Silent but Deadly Perform 5 takedowns in a row without being spotted by the KPA.

Escape Artist Successfully extract 25 times in Hazard Zone

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Iron Mode Complete the game in Iron Mode.

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Everyone fights, no one quits Revive 10 downed teammates over any number of Resistance Mode missions.

Helpful Stranger Revive a player from a different Squad in MWZ

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Burgertown Escort Service Rescue 1 survivor in Infection.

Survival Challenge: Novice Cleared Infinite Survival floor 8 without having taken any damage

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Viva, Viva Chanbara! Cleared the story difficultly "Violent"

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

Come On And ... Slam 10 zombies at once in Outbreak.

Wonderful! Perform a 30-hit combo. (Arcade/online only)

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

He Talked Too Much Defeat Emerson Miller

Hot Pants Complete I Now Know Why You Cry

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

Got the Hang of It Now Earn 100 Tetris Line Clears.
0/100

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Oh Yeah!!! Complete Nothing is as it Seems

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Street Fighter Complete all Dragon's Teeth Assignments

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Alright, Alright Survive until round 10 in Infection.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

E Pluribus Unum Earn 20 team citations.

Survivor Survive until Round 25 in Outbreak.