akdkiller

A Precursor In the Poker Room of Prison, kill all 3 enemies with headshots before slo-mo ends

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Knowledge is power! Find all of the Diaries in the cave

Cheapskate Acquire the exo suit without spending any money in Outbreak.

Chaos Blast! Collected all Number Rings in Episode Shadow.

No Place for Jujus Beat the Fourth Boss

Stylish Synergy Performed an All-Out Attack 50 times.

Making Rent in Babel-Tokyo Reached 1,000,000Z currently held cash

Improper Behavior Spraypaint all Zombrex posters

Treasures of the Earth! Unearth all of the figures lost to the cave

Cleanest Hands You completed The Brigmore Witches without killing anyone

Never Forget You revisited the site where Belltower discovered and captured you.

Flashback Mania Viewed all flashbacks.

Sword Surfer Travelled a significant distance by blade-riding.

Star of the show Remain in the searchlight of a KPA Airship for 2 minutes without dying.

You Better Run You verified Carmona

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Brought Down to Size Completed Episode 9.

Scarlett Chaser Unlocked 6 challenge missions.

Summon Mask Time Created all summoning vessels and masks.

A smashing good time! Destroy all Canopic Jars hidden in the jungle

Chaos Control! Collected all Silver Moon Rings in Episode Shadow.

You have far too many Game Overs Reached 50 or more game overs.

Perseverance Unlock both exclusive weapons in a single category of skills in Story Mode.

Mischief Managed Stun a Player while they are highlighted for a score event

You Have the Lead Complete a general mission led by every hero.

Excuse Me Kill an enemy hero with Brigitte's Shield Bash in Quick or Competitive Play.

Shooting Star Get at least 1 star on each Echo

You're working hard, rookie Earned 1 Gold Medal on a part-time job

Data Mining Acquire all data storage devices.

Ruler of Everything Complete all activities.
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Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

We Can Be Heroes Incite a revolution at City Hall.

Pure Parry Perfection! Performed 10 consecutive successful parries against a single boss

Smooth as Silk Kill an enemy with a scoped headshot while airborne as Widowmaker in Quick or Competitive Play.

Combing the Cat-a-combs Collect the Cat Idol from beyond the Pyramids

Ancient Action-Figures! Find all of the figures lost in Egypt

Raining Bullets Shoot over 1000 bullets during the Ghost Town level.

Highway Patrol Drive any type of a vehicle for more than 20 miles total.

Ultimate Player Perfect Collection

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Ultimate Strike Dealt 2,000 damage in a single attack.

Switcheroo Complete "Fox Hunt"

Golden Idol Perform every Single Player Skillshot in the game

Double Time Complete any chapter after Arrowtree in Co-op on any difficulty.

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Special Staff Recruiter Assembled all special staff members.

Death From Above In Der Eisendrache, kill a zombie while being flung by a Wundersphere.

Finally Home Complete every Adventure level in The Journey Home.