Coldy

Did I Forget Something? Placed an unconscious person in the trunk of a car

Brain Pain Train Slain Defeat Locomöbius.

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

Rattle the Hive Bait 10 Ghûl mounds.

Amethyst Medal Defeated the Giant Orb using Dark Knack

Run the Gauntlet Complete "Desperate Escape" on Professional.

Tactical Specialist Get 5 Medals based on a Specialist Ability in a single game.

Still Tastes Good Endurance Challenge: Eat the meat of 5 wolves that were killed with poison damage

Bloody Good Time Perform a Fatality in a match with every character

PROXY Won't Be Happy Destroy 35 droids

Trauma Center Defeat Dr. Benedict.

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

DLC: Zombies: Killer BeeZ Destroy all the Zom-bee nests in Laboratory of the Dead.

Nature Retreat Endurance Challenge: Survive for 7 days

Corellian Star Complete all bonus objectives on one level

Barkeep Began Sammy's Renovation

Not out of Gobblegum! In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.

Babysitter - Revive 25 Buddies Revive your buddies a total of 25 times

Army of One Win 15 matches in Slayers.

T-Bone: Friends in Need Complete Act 1

Red Wrath and Beyond Defeat Psychoreaver.

O Mother, Where Art Thou? Have 20 Branded Ghûls at one time.

Burning Shadow Shadow Brand 20 Uruks.

Teacher's Pet You watched all the tutorials! Take a gold star, go to the top of the class.

In Their Sleep In Campaign, kill 5 stunned enemies in under 3 seconds.

National A License Complete the A License.

Skip Trace Completed all Bounty Hunting assignments

Nom Nom Nom! Eat a captain with a Wretched Graug.

The Most Dangerous Game Defeat all the Beastmaster Warchiefs.

Martial artist Perform a melee hit from a wallrun

Amateur Bouncer Protected Sammy's from the Dixie Mafia

Blade of Death Killed 20 enemies using Throwing Knives

Brutality Bonus Destroy a Romanov's arm and leg before finishing it.

Honor Bound Bind a piece of gear to a class.

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

Hot Flashes Catch a Ghûl Matron on fire during the Lord of the Hunt campaign.

Great Outdoors Endurance Challenge: Survive for 10 days

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

Hole-in-One Destroy a Chicane with a hand grenade.

King of Battle Achieved five-star ranks in all Coliseum Attack stages

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Old-Timer Acquire a car manufactured in 1959 or earlier.

Battering Ram Shield Bash 5 different thugs

Best of the Bunch Earn the MVP award in any Online Tournament match

Ran out of fingers Find 11 hidden bags

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

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)

Throwing Flak Kill 3 Talons with a single mid-air grenade detonation.