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Assassin's Greed You completed all 9 assassin missions.

Quick Strike Be the first one to defeat an enemy in a multiplayer match.

Sinking to New Depths! Find the lowest point in the world.

Epidemiologist Cold Darkness Challenge: Complete Cold Darkness

Ashes of the Empire Complete the mission "Ashes of the Empire".

Commander Of Magic Purchase all techniques.

Speed Demon Finish the game in under 12 hours.

Inferno Complete the mission "Inferno".

The White Tiger Complete story mission 3.

Teacher's Pet Complete six classes.

Resourceful Agent Help friendlies in resource gathering.

I'm Just Happy You're Alive! Complete Chapter 11 - ''Above Parr''

Beware of the Lagomorph Kill 30 enemies with the Clockwork Bomb

Best Vacation Ever! Complete Chapter 12 - ''The Final Showdown''

Order Fulfilled You completed all 10 Exotic Export orders.

Where Are They Now? Complete ''Omnidroid Rampage''

Saboteur Complete 150 sabotages.

A Close Second Finish a race with Dash achieving silver

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

Just Keep Swimming Complete an underwater race as Dory

Kamfetti Kill 5 enemies with the fans on Kamino.

No Capes! Create a custom character with a cape

Bold! Dramatic! Heroic! Create a custom character

Warrior Special Dodge the Warrior's attacks 20 times in one battle.

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

Double, Double, Toil And Trouble Create 20 Concoctions.

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

King of the Skill Equip and use each skill.

Chapters 8-11 (Normal) Complete Chapters 8 through 11 on Normal difficulty.

Venting Frustration Spend 7 minutes on steam vents

Just Peachy Collect all the Peaches in the Scroll of Destiny

Stick Around Impaled Victor Creed outside the Bar

Freshman Complete Chapter 1.

Superhero of the Year Clean up all districts

Chapters 12-13 (Normal) Complete Chapters 12 and 13 on Normal difficulty.

A Short Introduction Begin a new hunt with Torvin.

Freeze! Freeze a police officer with Frozone

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

The Best of the Best Achieve True Super in all levels

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

The Supers Have Returned! Complete 50 ambient crimes in the city

Truly Incredible! Complete all Family Builds

Luck Favors the Prepared Collect all Red Bricks

Kit Car Collect all Minikits in a level

I'm a Billionaire! Earn 1,000,000,000 Studs

I'm You, But Stronger! Pair Buddy Pine with Syndrome

Perfect Killer Quick Killed 3 enemies in a row

Body Count Kill 750 enemies.

Courier Service You completed all 10 package delivery jobs.

Lost Property No crimefighter should be without this