Shadenstrike

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

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

Mind Trip See all seven memory endings and play through all four path ends in Break on Through.

Talent Pool Completed Talent Pool.

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

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

Sorry, we’re DEAD In Shadows of Evil, kill 10 zombies that are inside of a store in one game.

The Statement of Randolph Hodgson Found every part of Randolph’s journal

Creative Space You took a weird detour through your imagination.

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

Finish Him? Perform any fighter's hidden finishing move

Running Up the High Score Complete Extra Life Mode with 10 Extra Lives in your Inventory

Not All Miss In multiplayer, defeat 3 enemies within one Vanguard usage 5 times.

Trial and Error Find the Black Rock Launcher

Fustercluck Off Complete all side missions and crew challenges in Krieg's Mind.
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Regal Completely upgrade one throne.

Hell on Wheels Complete 'Blood and Iron' on Veteran difficulty. (Solo only)

Returning to the Roots Return to Odin's Camp for the first time (The Forgotten Saga)

We Are Human Beings You completed Deus Ex: Mankind Divided™ on any difficulty.

Specter Gauntlet Upgraded Fully upgraded the Specter Gauntlet.

Splinter Ray Go through "Mansion of the Deep" without crossing any light from a Dark Sentry or touching any laser

Apollo's Lyre Acquire the Lyre of Apollo

A Floral Feast Feed carnivorous plants with three or more different kinds of treats

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

Reach For The Sky! Hold up a citizen.

Unsafe to Possession Found the unstable source of power.

Explosive Finish Kill 12 enemies with explosive barrels while riding the server lift during Echoes of a Cold War.

Scratch me! Win and scratch all the lucky tickets

Tinkerer Construct 50 Engineering Items

Decrypted Complete Jackal Canyon in the Campaign

What Does This Button Do?? Complete Arcade Ladder without blocking (allowed to continue)

Hot Biscuits! Defeat 3 Haters at once with any kind of explosive

Rascal Little vandal, little beast, The Maw will punish you at the feast.
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Skin Deep Skin every species of animal in Story Mode.

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

Instigator Start a Spectated Arena Fight in a Settlement

Wild Card Completed Wild Card.

Up to the Challenge 1 Complete 10 challenges.

Smooth Blend In two tries or less, enter the warehouse office without being caught by the Coffee Mascots

Looking for Release Complete The Lake House

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)

The best laid plans Work with a Buddy to subvert a mission offered by a faction

Master of the Mojave Discovered 125 locations.

The Local Flavor Completed "The Local Flavor"

World Traveler Complete the first level in all Worlds 1's
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Zoologist Study every animal across all states in Story Mode.

Barbarian Destroyed 500 objects

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

One job at a time Complete all main quests on Kijimi

Aided the Quen Helped the Quen of Fleet's End recover priceless knowledge and rescue those held captive.