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Sakura Completionist Gain all stars in 'Sakura'.

Dark Lord Activate Dark Mode 10 times.

Apex Completionist Gain all stars in 'Apex'

Perfect Stormer Earn all 3 medals on each of the 24 Carnival Festival events.

Elevate Your Senses! Activate the Fly Trap. (Map Pack 3 only)

A Perfect Storm Use a Chain Block to connect at least 25 blocks.

Platinum Trophy Obtain all trophies.

Prodigy Achieve a BONUSx3.

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Too Many Too Soon Kill 3 enemies with one grenade

Downforce Completionist Gain all stars in 'Downforce'.

Lamborghini Completionist Gain all stars in 'Lamborghini'.

Full Master Earn all Gold Medals available in Mastery Challenge

Midnight Completionist Gain all stars in 'Midnight'.

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

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

Horsepower Completionist Gain all stars in 'Horsepower'.

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

RPM Completionist Gain all stars in 'RPM'.

Hydrogen Run Escape the large zeppelin with 40 seconds or more on the timer

Elements Completionist Gain all stars in 'Elements'.

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

New Recruit Get a total score of 50,000.

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

Thank You　 Watch through the entire Credits sequence.

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

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

Pacesetter Completionist Gain all stars in 'Pacesetter'.

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

Salute Me Achieve the rank of Lieutenant.

Velocity Completionist Gain all stars in 'Velocity'.

Evolution Completionist Gain all stars in 'Evolution'.

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

Torque Completionist Gain all stars in 'Torque'.

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

Hi Score Collect 1,000,000 points over all story levels you have played.

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

Mindful Vandalism Place a sticker or a decoration on another player's sackperson.

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

AMG Completionist Gain all stars in 'AMG'.

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

Revolutionary Fighter Find all 45 Signs

Riding the Thunderbolt Kill Mega-Brno in Hardboiled mode

Muppet Mastery Complete The Muppet pack's story

Insert Coin Complete all achievements in one game from The Arcade.