FATTY_BOMB_BATTY

Well, well, well Hide a body in each of the wells in Gaberoun (Mission 2)

Diamond Medal Defeated all bosses using Diamond Knack

Not even a dent Complete a level with a custom made ship, without dying

Communication Issues Campaign: destroy 15 satellite uplinks

Powered by Steam Collect all the items (Steam Cells) on Airship

Ghosts of the Past Face all of Carver’s demons by completing all Co-Op only optional missions.

I'm glad to be with you. Complete a level in co-op. (Story only)

That Old Familiar Feeling Clear The Hallway Of Lasers

The Ice Witch Freeze 20 enemies while wearing Odette.

Guardian Do not allow any friendly armor to be destroyed during Act 3-5.

I Saw You On The Battlefield Destroy all Security Hubs

In The Web Consume 50 Web Targets.

Legend Defeat a Legendary Dragon

Eureka Crack the Jindosh Lock without finding the solution elsewhere

Iron Will You faced your own demons and gave no ground to them.

“Worlds of Hurt” – Expert Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty

Super Move Master Learned all super moves.

Knack Master Completed all chapters on Very Hard difficulty

In Plain Sight Evade 10 strike teams.

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

Fisher is the Other Sam Proceed on the monorail in Act 3-4 without being spotted by the enemy troops or searchlights.

Walking Death Beat the game on Hard Difficulty

Auld Lang Syne Destroy two enemy robots who have been distracted by a cigarette.

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition

Duke Angry, Duke Smash! Kill 15 aliens with melee attacks while on steroids

Touch And It Will REALLY Hurt Counter three enemy attacks consecutively with the Moon of Mahaa-Kalaa equipped.

Throttled Escape Escape using a relic in Regular or Hardcore difficulty.

Completionist Complete all Extinction challenges and escape in Regular or Hardcore difficulty.

Teamwork Endurance Co-op Challenge: Warm up from freezing by standing next to a campfire lit by your partner

One does not simply... Walk into Mordor.

Communication Skills Endurance Co-op Challenge: Kill 5 enemies that have been marked by your partner

Tenacious Traceur Wallrun, Turn, Jump, Wallclimb, Turn, Jump, Wallclimb, Turn, Jump

Top Of The Food Chain You successfully killed 20 players with a pistol in a deathmatch.

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)

Hippy-Stomper Foot stomp 12 aliens

The Royal Protector Finish the game with Corvo Attano

Pied Piper Entice 10 Stormtroopers to leap to their deaths with Mind Trick.

Trick Arrow Skills Shoot a Lizard with a Special Arrow

Gladiator school Survive 15 consecutive waves with each of the 4 characters.

You're so dead, you don't even know it Complete any Campaign chapter in 4-player co-op at any difficulty level

Platinum You collected all the trophies in Wolverine.

Alone Time Endurance Co-op Challenge: Spend at least one day more than 60 meters apart

Don't tell the Elf... Throw Gimli 30 times.

Ultimate Knack Received all trophies

"Teamwork" Endurance Co-op Challenge: Collect an Artifact while your partner is down

Howlers ’til the End Side with the Howlers in the Dust District

Betrayed By Rage Complete the game and choose the Dark Side ending.

No Show You died to helicopter blades on your first day on the job.

Easy Runner Springboard, Wallclimb, Turn, Jump, Coil, Skill Roll

Get Away from Her! Endurance Co-op Challenge: Kill an enemy melee attacking your partner