Roark-L

It Took Two You did it! CO-LLA-BO-RATION!

Tonic Collector Collect or Invent 58 Tonics in the Physical, Engineering and Combat tracks

Found Cohen's Room The player has entered Sander Cohen's personal quarters

The Lost Tribe Completed Episode 14.

Burning Vengeance Perform an Execution on a flaming Berserker.

Power Cycle Participate in 5 different City Games

A Heart Broken in Two Secure the secret base.

Freefall Don't look down

Memories of Another World Completed Episode 15.

Arkham City Sirens Drop in on an old friend

Master Blaster Kill 2 multiplayer enemies with a single explosive.

Down Boy! Kill a zip-lining enemy player in multiplayer.

Children of the Past Completed Episode 16.

No Power in Numbers Help a Captain survive a Recruitment Power Struggle, and then kill him and all his new recruits.

Exit Stage Right All the world is a stage

City of Fear Defend the assault on your ally's fortress.

Geolocated Check in at every Hotspot

Casual Girl Ordered a pizza, watched some TV and wore something casual.

Hot Mess Defeated Kane

Lightning Rod Defeat Steropes the Lightning Bringer.

Research PhD Max out all possible research

Monkey Around In multiplayer, escape death 3 times by using the rope ascender.

Fading Light Completed Episode 17.

Lubed up Complete the slide in the Statue of Apollo without dying

Revoking Client Privileges Complete the final mission in the Human Traffic Investigation

Bug Sized Relaxation Release that tension at the root level.

Peephole Complete every Privacy Invasion

Saturday Night Special Complete the final mission in the Weapons Trade Investigation

Death and Glory Perform 20 fear takedowns.

Basest Base Complete every Gang Hideout

Faraway Frequencies The truth was out there all along!

Casey Jones Take down 25 enemies while riding on a moving train.

Who Rules The Night Batman vs the Arkham Knight.

Avid Inventor Successfully invent at least 100 items

Stealth Cookie Complete an Online Tailing without being detected

More for Your Money In the Main Campaign, lured 3 enemies into a single Vigor trap 5 times.

Adreaux On Call Completed Episode 18.

In Love with Ryan Slept with Ryan.

Pieces of the Puzzle Obtain a key by completing the second Riddler trial.

Judgment Day Win the rumble down under.

Hard Finish Finish story mode on Hard, without changing the difficulty setting.

Platforming Prodigy Helltower? More like hello-from-up-here-tower!

Realize Your Art Isn't it pretty? That's going on the fridge.

Fear of Success Survive Scarecrow's ambush.

Falling to Pieces Completed Episode 19.

Diamond Hard You cleaned out Vangelico to pay back Martin Madrazo.

The White Rider Liberate 30 slaves in 180 seconds while riding a caragor.

Force Triangulated Breathe some wind into your ocarina, my skyward princess!

Lost And Found Again? Keep track of your kids!

Evil to the Core Purchase every negative Karma upgrade for each power.