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Free Radical Escape a level 5 police chase

Grand tourist Rescued Special Bot trapped in Cooling Springs.

The Box That Broke the Bandicoot's Back Miss a lot of boxes.

Enforcer Use the Crime Detection System to take down 20 confirmed criminals

Riddle Resolver Solve 85% of Riddler challenges

No escape! Rescued Special Bot trapped in Memory Meadow.

Four The Players Rescued all four Special Bots. Time to go off to a new adventure!

True Hero Purchase every positive Karma upgrade for each power.

Broken Umbrella Witness the true ending.

Mano-A-Mano Defeat Titan henchman without using Batarangs (any play mode)

Lost And Found Uncover the secret of Arkham City

Sandstorm We are legion

No Holds Barred Defeat 5 enemies with Coco's Spin.

Hide And Seek A deadly game of hide and seek

Wardrobe Malfunction Unlock your first change of clothing.

Magic Smoke Kill 4 enemies within a single instance of Focus

Family Matters Rescue Sly's long lost Cooper relative in Episode 1.

Ripper Ruined Defeat Ripper Roo.

No Matter What - Normal Complete the game on Normal

One Slick Super-spy Use only the EMF Visualizer to complete Ada's gameplay segment.

Crack The E Nigma Solve every riddle on the island

Sanity Check Collect all 8 Burner Phones

Sharing Is Caring Share each type of discovery with friends once.

World's Greatest Detective Spirit of Amadeus Arkham revealed

Ghost Train Fight for survival

IQ Test Solve the first riddle

Power Cycle Participate in 5 different City Games

Darkness Looms Complete the final mission of the Missing Persons Investigation

Arkham City Sirens Drop in on an old friend

Freefall Don't look down

Geolocated Check in at every Hotspot

Exit Stage Right All the world is a stage

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

Peephole Complete every Privacy Invasion

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

Basest Base Complete every Gang Hideout

Brick Master Win the brick throwing contest

Stealth Cookie Complete an Online Tailing without being detected

Young Escapee Escape the bedroom within 60 seconds during Sherry's segment.

Read-only Complete the final mission in the QR Code Investigation

Siren Song Rescue pirate hostages by distracting enemies with "dancers."

Stop the Clock Time is running out

Conundrum Rescue the first hostage from Riddler

They Call Him The Vigilante Complete every Investigation

Low Calorie Sushi Complete all the jobs and beat the boss in Episode 1.

System Mangler Complete every ctOS Breach

Personal Bag Of Tricks Finish a game session with an ability set that you customized in Multiplayer.

Superhighway Complete 10 Public Online Races

Supernatural Born Killers Defeat 5 Descendants With a Sniper Rifle

Frugalist Complete the game without using a recovery item.