Arceidon

Laser Powered Vengence Earn 42 Gems.

...And the Dust Settles Defeat General Gaius

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

Guns Guns Guns Campaign: find 15 collectable weapons

No Stone Unturned Find every collectible strewn across Medici.

Democracy ain't done with you yet Heal another player using stims.

Helicopter Ride Defeated David Nord (Agent Zero)

Sorry I Made You Wait Save Jill from confinement using Chris.

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

Tag, You're It Kill 40 Bullseye tagged enemies

Thanks for the smokes, brother! Campaign: finish No One Gets Left Behind

Never Touch the Stuff Complete the main story without using herbs or med injectors.

Anarchy in the UK Turn a district to hostile status

Expert Creator Complete all levels in the Tutorials

The power of the Force Defeat another hero while playing as any hero on Heroes vs Villains

Cerulean Medal Defeated a powerful enemy with valiant skill.

Think Fast Kill 30 Necromorphs with Kinesis objects

Slippery Slope Create a slide

Destruction Part 2 Campaign: destroy 1000 objects

Resolute Agent Complete the main story on at least Standard (Classic) difficulty.

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

The Life Exotic Collect 15 Red War exotic weapons or armor.

A Legend for All Time Complete Jin's Journey in New Game+.

Kling of the Clink Serve time in Toussaint.

Save me some cheerleaders. Campaign: finish Zero Dark Thirty

Unexpected Guest Disguise yourself as Mr. Norfolk and assassinate Kalvin Ritter.

The Lord of Bones Complete The Lord of Bones

Air Selfie Take a Selfie on the Paper Plane

Self-Actualized Reach rank 20 in any role.

Barrel of Death - Kill 3 Helghast using your environment Kill 3 Helghast at once using the surrounding environment

10 Minutes of Create Spend 10 active minutes in Create mode

Ten Blades Campaign: 10 melee kills

Turn on a light. Campaign: finish Force Multiplier

Warrior Special Dodge the Warrior's attacks 20 times in one battle.

Completed Grounded Mode Plus Completed Grounded Mode Plus

Forgive Me, Father... Take sanctuary in a monastery to clear Heat Level 5.

An Impressive Display Earn a Four-Star Rating in any Challenge Arena

Betrayal Eliminate an enemy with the Dimensional Claw

I AM the Batman! Reclaim your city.

P.S. Invasion cancelled, sir. Campaign: finish Airborne

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

Minimalist Complete the main story without Grace using the blood collector.

Scarlet Medal Defeated a powerful enemy with graceful poise.

Snuffed Out Defeat Flame Face

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

Opposite of Fail Complete all Fale Quests

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

Untouchable Performed 25 Counter moves

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

Silence Those Guns Destroy every enemy Cannon