ConfettiCake

Whipping Boy Kill Frank Marshall

The Path of Knowledge Complete "The Path of Knowledge"

Light Seeds Gatherer Collect 700 Light Seeds.

Pinnacle of Survival Reached Level 14 with Neutral Karma

Speed Demon Finish the game in under 12 hours.

We could be heroes Collect enough lums to unlock 10 Heroes paintings in the Heroes Gallery

Two Birds With One Stone Hit two enemies with the same weapon in one throw

The Guest Area Little fox among hungry wolves!

Bonnie & Clyde Wannabes Kill Jean-Luc Lambert and Amelie Dubois

The Lady's Quarters A storm is coming. That coat should come in useful.

The First Million is Always the Hardest Have 1,000,000 bolts banked.

Ripperologist Achieve 100% synchronization in Jack the Ripper.

El Matador No one gets hit by a grove beetle in the Deadgrove.

We have to go deeper... Create a level that uses ALL 16 layers

Should Have Called 555-2368... Survive the battle against the Hell Beast

Sooth Seeker Prepared to face a test of your determination in the rift where hidden truths slumber.

A Moment of Reflection Use only Reflectors to destroy the generators in Phonica Moon's security tunnels. (2P +)

Zoo Keeper Collect all the masks

Expert Creator Complete all levels in the Tutorials

Mapper Decorate an Adventure Map

New School Place a Hook Hat in your level

Assassin View Find the Assassin's view.

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Anyway, Here's "Firewall" Activate the Backburner's firewall.

The Brotherhood Crumbles Complete Vendettas Campaign

Batman Clear Chapter 2 using Nigel the Bat

Radio Silence Complete the game without using the radio.

Promise Keeper Turned your back on empty dreams and joined the battle to save mankind.

TLAD: One Percenter Help Billy get his bike back. (The Lost and Damned)

The Destination of Hatred Defeat Seymour Omnis

Weaponsmith Made one of every custom weapon

Slippery Slope Create a slide

10 Minutes of Create Spend 10 active minutes in Create mode

Skeet Shoot Throw an enemy into the air and kill him with gunfire before he lands

Scarlet Medal Defeated a powerful enemy with graceful poise.

Kling of the Clink Serve time in Toussaint.

Moon On A Stick Moons don't belong on sticks! Get rid of it!

Technical Difficulties Kill the NewsWatch 6 team of Tom Dawson, Bud Langley and Sara Stephens

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

Chapters 8-11 (Normal) Complete Chapters 8 through 11 on Normal difficulty.

Guns For Show Use all guns at least once

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

Embraced the Darkness In Vendettas, acquire all the talents for one character

No Assistance Required Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.

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

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

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

Vicious Circle Reach the "Maria" ending.

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

Pitcher Use all throwing weapons at least once