S8INT6699

It's a trap! Score a combo of 75 or more while fighting up the stairs at the "Front Gates of EEEEEEEVIL!"

Ambush Defeat 4 enemies within the duration of a single scare effect.

Justice League Unlock all Justice League characters (Single Player Only)

Cleared Complete all "Mine Clearing" SIDE OPS.

Unstoppable Reach Wave 15 in each mission of Special Ops Survival mode.

Cleaned The Mean Streets You caught 20 criminals through the police computer.

Gold rush Complete five Gold Challenges

Raider Complete a Raid.

Another Brother Falls You survived the drive into Sinclair Parish

Titan Mastery Fully upgrade a Titan Subclass.

Shot in the Dark Kill 10 enemies while the lights are out in the subway in 'Eviction'.

The House of Luthor Obtain more than 10,100,000,000 Studs (Single Player Only)

Complete a set During a single round kill an Infected, Suicider, Ram, Butcher, Floater, Walker.

Seeds of independence Liberate 500 slaves.

Architect Complete 'Vendetta' on Veteran difficulty. (Solo only)

The Scene of the Crime Rescue Mad Hatter's first hostage.

The Masterful Marksman Complete the entire main campaign on Marksman difficulty

Getting Started Complete "Big Smoke".

Toy Gotham Complete the Bonus level

It's Raining Cats and Hotdogs Completed a round using the Mutator.

Werewolf Mastered Acquire 11 werewolf perks

My Hero Rescue all Citizens in Peril (Single Player Only)

Chain Reaction You exploded 10 vehicles in 10 seconds.

A Little Closure You investigated the cult's activities at Sammy's

Hero of the Story Completed 30 substories.

Shut Down Shut down an entire Tower Network

“A Shocking Turn of Events” – Expert The player has rescued the Little Sister in “A Shocking Turn of Events” in under 4:00

The Right Direction Win your first B-Spec event race.

Infallible Win 5 Episodes in a row

Know DP? Know madness Complete the game on Ultra-Violence! difficulty

Creature of Habit You investigated the scene

Silent Knight Complete a predator encounter using only silent takedowns in the Main Story

Career Criminal Attain 100% Game Completion.

Choo Choo! Complete "Train"

Danger Zone Buy all items from the Survival Air Support Armory.

Kickin' Up Dust You helped MJ and Roxy get the Witnesses free

Head Games Rescue Mad Hatter's second hostage.

Blood Master's Trophy Obtained Best Weapon by Suckerstone

Team Building Unlock all characters (Single Player Only)

Girl Power Unlock all female heroes and villains. (Single Player Only)

City Slicker Collect all the gold bricks (Single Player Only)

Master Architect Build three houses

The End Get 100% (Single Player Only)

Spelunker Complete one Tomb of the Fallen

Hunter Mastery Fully upgrade a Hunter Subclass.

Minikit Hero Use all the Minikit vehicles

Ain't Nowhere Safer You captured Slim Beaumont

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

I Had To Put Him Down Kill a Caragath with an Execution.

Congratulant's Trophy Obtained Best Weapon by Faintstone