SemErTOm

Hide. Run. Survive. Complete the fifth mission without being killed by the Alien

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Rexecutioner Destroy the Metal Gear REX boss

Battering Ram Shield Bash 5 different thugs

Frequent Flyer Zip Kick 5 different thugs

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Arctic Grave Push the chief witness into the ice lake in "Joe's Adventures."

QuickFire Artiste Fire 40 paintballs in under 5 seconds

Much Apork About Mutton Defeat Generals Pig and Sheep.

Campaign Silver Obtain 72 medals on the original Arkham City campaigns (as Batman)

Serve the Balance Reach level 70 with a Necromancer.

Just out of Reach Contact your team and escape Comms without being attacked by an android

Campaign Gold Obtain all 108 medals on the original Arkham City campaigns (as Batman)

Perfect Knight - Day 2 Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)

Dockyard Discord Finish the Connection level in "Joe's Adventures."

Three-Second Rule Pick up your fallen head 100 times.

Platinum Congratulations!

Faster Than Light Achieve a 10x point multiplayer in "Jimmy's Vendetta".

The Flawed Couple Defeat General Horse.

The Taming of the Moo Defeat General Bull.

Dog on a Short Tin Leash Defeat General Dog.

Mercy or Prudence? Complete the game without killing any humans

Soul Searcherer Rescue a ton of captive souls.

Fiddler on the Woof Defeat General Robo-Dog.

Mind Your Step Navigate Reactor Maintenance without dying

Bomb Squad Defuse all bombs in 3 minutes or less

Bye Bye Bunnie Defeat General Rabbit.

A Few New Tricks Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge

La Cage aux Fowls Defeat General Rooster.

Survivor Complete the game on the hardest difficulty setting

100 Times Too Many Get killed by the Alien 100 times

A Funny Thing Happened on the Way up the Dragon Defeat General Dragon.

The Spacemonkey Falleth Defeat General Monkey.

Five Finger Discount Finish the Supermarket level in "Joe's Adventures."

Sharpshooter Kill 100 enemies by headshots in "Jimmy's Vendetta".

Ursus Descending Defeat the Moon Bear King.

First Versus Beat another player in an online versus match.

Game of Bones Use Bone Armor to rip the bones from the Skeleton King.

Carnapper Finish all car dealer missions in "Jimmy's Vendetta".

What Is Dead Can Sometimes Die Kill 1,000 Undead enemies with corpses.

Mind the Goods Finish the Cathouse level in "Joe's Adventures."

Same Shirt Different Day Finish Joe's Adventures on any difficulty.

Bringer of Order Complete Act V with a Necromancer.

Revenged Finish "Jimmy's Vendetta" on any difficulty level.

Go veg Beat the Fire Plant

Archivist Collect 10 Nostromo logs in the main campaign

The Taken Collect all ID tags

Super Ninjitsu Kablooey Master Defeat 3 grubs with a single Bomb.

Shear Genius? Make 10,000 cuts with Calibrus.