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Gatherer Find 50% of the collectibles in the campaign

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

Outset Reach 10 Respites

Double Trouble Equip a Sickle in both hands (Wrath of the Druids).

Sophisticated Lady Obtained all Master Arts for Noir.

A son of the land... Complete ''Ring of Fire''

Cursed No More Purify a Cursed piece of gear.

The Interceptor Get 20 Killstreaks with Interceptor ships.

Crystal Relic Master Unlocked all upgraded Knack characters

Drop Me Off In New Orleans Escape the Dark Man

Go Gentle Into That Good Light Make it through the approach to the lighthouse without firing a weapon.

Sentry Mode Engaged In multiplayer, defeat 150 enemies with the Heavy's Sentry Gun.

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

Calling It In Get 50 kills with lethal Scorestreaks in Multiplayer.

More For Me Open 100 treasure chests.

Like lightning Use the Boost for a total of 30 minutes.

Grounded Scaler Defeat Colossus 8 Before it can Turn Back Over

Forest child Complete the TAIGA level without attacking anyone or getting noticed.

A Blade of Memory Destroy all Teeth, Balloons and Jack-In-The-Boxes.

There Has Been An Awakening Reach Rank 25.

Unseen Predator Remain in Zer0's Decepti0n mode for 10 seconds straight.

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

Capped Out... For Now Reach level 35.

Whispers on the Wind Collect all ECHO logs on Xylourgos.
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Parasite-Seeing In Shadows of Evil, kill 5 Parasites while riding on the train.

Dominion Wraith Flash Dominate 50 Uruks.

Deadly Nightshade Poison Ivy must defeat any opponent with the final hit coming from Kiss of Death

Losing My Mind Walk into the desert

Twinsanity Defeat the Doctors N. Tropy

Librarian Find all 70 hidden Diary pages.

One Step Ahead Batman must defeat any opponent with the final hit coming from Cape Parry or Cape Counter

Where I Belong Return to Derceto

Undertaker In The Final Reich, kill the Bomber with the shovel.

Old world pictures Find all 21 post cards.

Diamond Medal Defeated all bosses using Diamond Knack

Grand Performance Defeat Troupe Leader Grimm

Flooded Basement Drain the water to recover a Rune

Goat Queen Become Queen of all the goats

King’s Maker Complete 10 Royal Demands (Wrath of the Druids).

Dawn of the Druids Collect all the amber shards for Deirdre (Wrath of the Druids).

Gangster Kill an enemy with Tommy gun

Gasoline Cowboy Rescue your allies with the Sherman while keeping your armor above 80% in Collateral Damage.

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

Light Obtain 10 Blighted Spirits

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

Solace Bring peace to the Grey Mourner

That's Quite Challenging Complete all crew challenges on Gehenna.
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Against all odds Defeat any Boss without taking damage

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

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