Genesis4000

Assassin's Greed You completed all 9 assassin missions.

Make them count DLC Vietnam: Kill a total of 25 enemies with airstrikes (Host only).

Ripperologist Achieve 100% synchronization in Jack the Ripper.

TLAD: One Percenter Help Billy get his bike back. (The Lost and Damned)

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.

First Step Complete your first mission in Jimmy's Vendetta.

Liberty City Minute You finished the story in less than 30 hours.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

Courier Service You completed all 10 package delivery jobs.

Lost Property No crimefighter should be without this

DLC: Mars: Nick's Story Complete the game (Host Only).

DLC: Mars:Bug Squasher Perform 10 takedowns on Arachnids using the Power Glove.

DLC: Zombies: FertiliZer Kill 10 Gougers or Hot Heads with the tractor in Fields of Terror.

DLC: Mars: The Queen is Dead! Kill all the Queens (Host Only).

DLC: Mars: Mars Second Amendment Buy 12 weapons.

Under The Radar You flew under all the main bridges in the game.

What Witness? Finish the Witness level in "Joe's Adventures."

80s Hero DLC Vietnam: Complete the game in Action Movie Mode (Host only).

Breaking and Entering Find a way into the secret base

I See Site P Reach the Plover Island Complex

That's How We Roll! You unlocked the special ability of Brucie's helicopter ride.

Out of the frying pan... Get rescued by a Buddy

Ignition Beginner Gain a star in any event of 'Ignition'

Welcome To The Limit Reach Driver Level 50

DLC: Mars: Martian Journal Collect all of Larry's notes (Host Only).

Gobble Gobble You got a turkey in 10-pin bowling.

How's It Hanging? Clean up the Dry Docks

Electric Burn Kill the Electric Great White

Shadow Killer Kill the Shadow Orca

DLC: Zombies: Early ExZit Denied Try to escape the bridge early in Burned Bridges.

Bone Breaker Kill the Bone Sperm Whale

Smash the State Help Officer Nicholas take out the trash.

Roguelike DLC Vietnam: Complete the game in Survivor Mode (Host only).

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Atomic Bomb Acquire 100% of the Atomic Evolution set

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

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

40 and Flirty Reach level 40

The Last Laugh The joke's on who?

Chain Reaction You exploded 10 vehicles in 10 seconds.

Credit Where It's Due Reach Level 6 with one of each Gameplay, Game Mode, Vehicle and Event Accolades.

DLC: Zombies: Blood Zragon Kill the Blood Dragon in Killer Climate.

DLC: Zombies: ReZolution Complete all 7 movie pitches.

Fan Fare Eat all the Questers

Four-Star Rank Defeat Adm. Barbara Terranova

Manhunt You completed the most wanted side mission.

Consciousness is Over-rated Knock out 100 enemies in a single playthrough.

Photo-Finish Beginner Gain a star in any event of 'Photo-Finish'

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items