J-CHROME

Gekigami Learn how to use Thunderstorm.

The Flames Make It Go Faster Activate the Blazing Steed.

Fox-Headed Wench Defeat Ninetails.

RIP Tobi Win the final race against Tobi.

T-Bone: No Easy Fix Complete Act 2

Sisters of Athena Endurance Co-op Challenge: Kill a combined total of 25 enemies in a single Expedition

Sisters of Artemis Endurance Co-op Challenge: Kill a combined total of 10 dangerous animals in a single Expedition

Dark Future Perform 50 Brutalities

T-Bone: Pest Control Complete Act 3

Dominion Wraith Flash Dominate 50 Uruks.

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

Deep Impact Complete the adventure at Broken Tooth.

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

We Will Survive Win 15 matches in Team Survivors.

True Serpent Breath Defeat True Orochi.

Itegami Learn how to use Blizzard.

Good to be King Win 1 complete Klassic King of the hill match

Twin Birdbrains Defeat the twin demons, Lechku and Nechku.

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

Conservation Extract all wild animal species.

All Creatures Great and Small Complete your Animal Tome.

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

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

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

Wash my hands of this mess Bounty Filthy Hands Floyd

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

Vrooom! Maintain sprint speed for 30 seconds.

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

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)

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

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

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

Sayonara Board the Ark of Yamato.

Eregion Reforged Build all the Forge Towers in Udun.

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

The Dark Lord Defeat Yami.

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

Platinum Congratulations!

No One Left Behind Endurance Co-op Challenge: Revive a player 3 times in a single expedition

Skin Deep Skin every species of animal in Story Mode.

Up, over, under, onwards String together the following: jump, coil (over obstacle), slide (under obstacle)

Zoologist Study every animal across all states in Story Mode.

Shield of the Chosen King Completed the trials on Normal.

Sweet goodbye Triggered the flip-off move

I'm number 1 Win 1 Tower Battle

Bird of Prey Survive an encounter with Griffon

Echoes of the Fast Obtain a Bronze, Silver, or Gold medal in Time Attack for the Forge of Destiny Challenge Tomb

Squashed Like A Bug Defeat Phantom

Skillful Raider Endurance Challenge: Open 5 Codices or Sarcophagi without getting caught in a trap

Diggin' It Complete five digging mini games.