Livederad

Tempest You killed 6 enemies in less than 1 second

Merchant Collect all Schematics.

Go for the Limbs! Dismember 500 limbs from living enemies.

Town Activate the Town laser.

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

Seasoned Acquire 20000 experience points

Lesser Evil Deal with Mr. Carella's indiscretion.

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

The Desk Job You convinced Wayne Haas to let you into the morgue.

Surgical You played from the first mission through Kaldwin's Bridge killing fewer than 10 characters

Versatile You killed characters with each weapon and offensive gadget

Think Fast Kill 30 Necromorphs with Kinesis objects

Bull in a China Shop Cause maximum damage in all Arenas (does not include Practice mode)

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

Raising the Stakes Awarded for collecting your first prize at the casino.

Double, Double, Toil And Trouble Create 20 Concoctions.

Close Encounter Kill 10 alien Necromorphs.

Chapter V Gain access to the Vampire Castle

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

Boon of the Nomad Find Barrel in Hidden Cave

You'll Only Get Burned Completed "The Price of an F-Cup."

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

The Price of Life Completed chapter 5.

First Step Complete your first mission in Jimmy's Vendetta.

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

Self-Actualized Reach rank 20 in any role.

True Marksman Win a match with Green Arrow using only arrows

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

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

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

Wicked Weave Master Execute 20 Wicked Weave attacks while using Dodge Offset.

The Bull You defeated Lawrence Barrett, elite member of a secret mercenary hit squad.

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

Man of Steal Awarded for successfully stealing 50 times.

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

Light the Fires! Earn 10 Relics (gold or better).

Chapters 12-13 (Normal) Complete Chapters 12 and 13 on Normal difficulty.

Raining Limbs Kill 25 Grims using only grenades

Motherly Ties Put a grieving mother's doubts to rest.

Tell Me a Story Completed 10 substories.

Skilled Warrior Defeat a Colossus with a Downward Jump Stab

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

Gunslinger Awarded for learning all of Swaine's trickshots.

Chapter VI Leave the Refectory with the Butcher's key

RIG Master Fully upgrade your RIG.

Body Count Kill 750 enemies.

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

A Short Introduction Begin a new hunt with Torvin.

New Challenger Join and complete an Online Tournament match

The Sampler Platter Kill a Necromorph with every Weapon in the game (single player only).