Slaphead55

Mirage Collector Recorded a large number of Mirages in the Mirage Manual.

Road Rage Kill 30 enemies by mowing them down with vehicles.

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

Doomtrain Unlock Guardian Force Doomtrain

UFO Complete the PuPu side quest

Revenant Reaper Defeat 100 Revenants in the main campaign.

Forgive our sins Complete Salvation

Arkham City Lockdown Defeat every Villain With Batman

Lore Master Complete All Side Quests

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

Have Spacesuit - Will Travel Attain ‘Adventurer’ status in On-foot Exploration

Obel Lake Secret Complete the Obel Lake side quest

It's Art Find a permanent home for the squirrel statue.

Itegami Learn how to use Blizzard.

Winner Takes All, Again 100% Just Cause 3.

The Gift that Keeps on Giving Experienced all 9 Game Modes and all 9 Modifiers of the Mutator.

Outsmarted In singleplayer, get a quadruple kill with a single Frag Grenade

Burn Baby Burn Destroy your first enemy APC

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

Grin and Bear it Survive 18 bear attacks and kill the bear each time in Story Mode.

Sentimental Value You kept Megan's bracelet for yourself. Apparently, letting go really is the hardest part.

Finish Him? Perform any fighter's hidden finishing move

Parasite-Seeing In Shadows of Evil, kill 5 Parasites while riding on the train.

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

Rolling Heavy Kill 5 enemies using one burst of Unstoppable Force.

Twin Birdbrains Defeat the twin demons, Lechku and Nechku.

The Ice Witch Freeze 20 enemies while wearing Odette.

Granter of Your Desires Buy 5 things from Tanaka's Amazing Commodities

Skelly's Last Lamentations Earn the second of Skelly's prizes

TLAD: The Lost Boy Become leader of The Lost. (The Lost and Damned)

Knack Master Completed all chapters on Very Hard difficulty

Harsh Conditions Fulfill the 'Harsh Conditions' Prophecy

Laboratory Complete Complete the laboratory.

Good Soul Against all odds, you saved Faridah Malik's life.

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

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

Rina the Hostess Spent a steamy moment with Rina.

Eat DiRT Earn 50 'CHECKMATE!' Medals

No Furball on the Menu Make your way to shore without being swallowed by the Water Dragon.

Rampage! Use the Ram to wreck 10 opponents.

Too Big to Fail Complete A Gilded Cage.

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

Conservation Extract all wild animal species.

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

Up to the Challenge 1 Complete 10 challenges.

Factory Complete Complete the factory.

Proto Tyrant Down Fight off the Proto Tyrant.

Barbarian Destroyed 500 objects

Behind enemies lines Complete Enemy Territory

Well Prepared Select a Starting Location and use an Agency Pickup to smuggle an item into Paris.