NapTimeSleeper

Piety Pray while being chased by a dog

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Ten Blades Campaign: 10 melee kills

Kling of the Clink Serve time in Toussaint.

Pest control Find all Scaramechs

Pumping Rescue Rescued the Bot in High Inflation.

Opposite of Fail Complete all Fale Quests

8-hit wonder Perform 40 8-hit Combos

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Making New Memories Achieved Making New Memories ending.

Break 'em during the thunder Opened the window without making noise

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.

You're Not Murasaki Complete Chapter 11.

The Quick and the Dead Kill or incapacitate 50 enemies while time is slowed.

Cabin Fever Make it to the cabin in Regular or Hardcore difficulty.

Paradigm of Humanity Reached Level 20 with Neutral Karma

Autojock Buy all vehicles available for purchase.

Guns For Show Use all guns at least once

Vault-Tec C.E.O. Collected 20 Vault-Tec Bobbleheads

Disappearance Complete "A QUIET EXIT" mission.

V for Vendetta After reviving with Second Heart, kill or incapacitate the enemy who killed you within 5 seconds.

Lunch Break Take a sepia photo of a squirrel eating an acorn

I can open doors! Complete the Breach in 10 seconds

“A Shocking Turn of Events” - Rescuer Rescued the Little Sister in “A Shocking Turn of Events”

Jeweler Never fall in the fish dryer

Fender Bender In Multiplayer, roadkill 5 enemies

“The ‘I’ in Team” – Collector Found all collectable Roses in “The ‘I’ in Team”

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Vicious Circle Reach the "Maria" ending.

Under The Red Hood Shut down this operation.

Leader of the pack Beat a Mourner without beating its supporting sidekicks

At the Summit of Apocrypha Complete "At the Summit of Apocrypha"

(10+1.5+3.5)x Get a multiplier of 15x

Shielded from Harm Purchase all Shield Upgrades.

Pitcher Use all throwing weapons at least once

Fighting Fit Purchase all Combat Upgrades.

Full set Find a pair of bast shoes

Flying Dragon's Trophy Slayer of Demon “Blue Flying Dragon”

Adapting to Circumstance Achieve Weapon Proficiency level 30

Got 'Em Destroy all Mr. Raccoons hidden in The Ghost Survivors mode.

Architect Build three wings on a house

Pieces Unarranged Collect all the Strange Photos in a single playthrough.

Revenging Agent Defeated 50 enemies in Tachy Mode.
3/50

Slimy Rescue Rescued the Bot in Suck It Up.

Hidden Kings Complete the Lucky Emblems section of the Gummiphone.

Master Conductor - Electrocute 3 Helghast Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun

Dropping L-Bombs Trigger two Logic Bombs in less than 15 seconds

Veteran Complete the War Stories Under No Flag, Nordlys & Tirailleur on Hard

Once More, With Feeling Finish the main story in New Game+ mode

You Have 1 New Message Finish the game