seaofspace

Gun-kata Use pistols to kill four enemies in a row within five seconds

In A World Without Gold Witness the end of a legend (complete Sequence 8, Memory 1)

Spectrum Needler Buddy Acquired Spectrum Gatling, The Needler, and Udder Buddy.

Forever Marked Progress the story to unlock.

Lucky Stiff Found Lucky Montoya's body.

End of the Line Clear Mission 06 as Nero, Dante, or V.
0/1

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Just A Pawn Completed Mission 06 in campaign mode.

Mutt And Jeff Asked a companion to be the Bad Inspector.

Let Me Explain After a perfect parry, perform a total of four takedowns

Family Reunion Achieved a compromise between Olivia and Minnie.

Special P.E.T. Benefits Acquired Special Delivery, P.E.T., and Employee Benefits.

Perfect Predator Get a perfect harpoon shot on a Great White Shark

Break a Leg Fend off a menace from above in Mission 05 as Nero, Dante, or V.
0/1

Light in the Darkness Clear Mission 08 as Nero, Dante, or V.
0/3

A Chance Encounter Completed Mission 07 in campaign mode.

Unsinkable Survive a rogue wave taken from the side

Good Listener Found 20 Portable Phonographs.
0/100

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

All Aces Played multiplayer mode for the first time.

Painting The Scenery Completed Mission 08 in campaign mode.

Swift Complete any campaign within 120 seconds.

The Postman Delivered the journal to Lucien.

King of the Castle Capture all forts

This Ain't Over Clear Mission 10 as Nero, Dante, or V.
0/4

Distortion Completed Mission 09 in campaign mode.

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Backroad Destroy a certain wall in Mission 04 as Nero, Dante, or V.
0/1

Don't Mess with the Best Use proper timing to get a leg up in battle against the boss in Mission 11 as Nero, Dante, or V.
0/1

The Qliphoth Clear Mission 12 as Nero, Dante, or V.
0/2

Heading Places Completed Mission 10 in campaign mode.

Hunter Hunted Defeat a Pirate Hunter while at maximum Wanted Level

Seven Deadly Seas Find all treasure chests in underwater shipwrecks

Edward Catway Break 50 potted plants

Hey, what's this button do? Press the ejection button in the ship.

Last To Leave Take a seat on a burning ship

Friend To All Interact with all seven friendly animals

Coroner Find all of the wearable items that make up the Taken Shape.

Gotta Hurry Clear Mission 14 as Nero, Dante, or V.
0/2

Resurgence Completed Mission 11 in campaign mode.

Grandmaster Win at each of the different tavern games

Cutting it Close Use your suit's oxygen in an ill-advised manner.

Back to Life Clear Mission 17 as Nero, Dante, or V.
0/1

Man on a Mission Clear Mission 18 as Nero, Dante, or V.
0/3

Stonehenge Back On Track Completed Mission 12 in campaign mode.

Pharloom’s Welcome Defeat Lace in Deep Docks

From the Hearth to the Moon Land the model rocket on Attlerock.

Mica's Wrath Destroy the Model Rocket by flying into the sun or Hollow's Lantern.