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It's a Trap! Kill 20 enemies with Detonator Mines in a deployed state

Poetic Justice You neutralized all key targets using indirect means

Hornets' Nest You killed 4 enemies in less than 1 second using the crossbow

Making Some Noise Gained five noisemakers through lockpicking.

Mostly Flesh and Steel You finished the game without purchasing any supernatural powers or enhancements, besides Blink

Tempest You killed 6 enemies in less than 1 second

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

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

Where's The Arcade? Complete Arcade Ladder with Any Fighter

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

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

The Destination of Hatred Defeat Seymour Omnis

Bounty Hunter Get a total of 50,000 BP.

Exo Survivor Successfully complete the Exo Survival Bonus Wave.

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

Far From Home Complete the quest "Far From Home"

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

Body Count Kill 750 enemies.

Practice makes perfect Headshot each of the targets in the gun range in Kaffarov

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.

Robot Hunter Unlock 10 Robot Mods

Flip Flop "Flip" a map twice.

A Ripple in Time Obtain the item that lies beyond the gate in the sewers in Barry's Episode Three.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

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

Headhunting Complete "Headhunting"

Who Needs Fire? Escape from the detention center in Claire's Episode One without using the flame-thrower bust.

Practice Makes Perfect! Earn 26 Relics (gold or better).

The N. Trepid Crash Bandicoot! Collect all the Crash Bandicoot Trophies.

Harm's Way You caused 5 unintentional suicides

Lost Property No crimefighter should be without this

DLC: Mars: Nick's Story Complete the game (Host Only).

Road Trip Travel 75 kilometers by land vehicle.

DLC: Zombies: FertiliZer Kill 10 Gougers or Hot Heads with the tractor in Fields of Terror.

DLC: Mars:Bug Squasher Perform 10 takedowns on Arachnids using the Power Glove.

Tag, You're It! Perform and land a Tag Combo

Feel the Pain Obtain Anima

Involuntary Euthanasia Killed the 2 soldiers before the building fell on them in Uprising

Unarmed and Dangerous Kill 50 enemies using melee attacks.

I Saw, I Conquered Clear one Gauntlet in Raid Mode.

Looking for trouble Survive 5 waves in each of the 4 Arenas.

Restoring Order Complete "Restoring Order"

DLC: Mars: The Queen is Dead! Kill all the Queens (Host Only).

Clean Hands You completed the game without killing anyone

Dead Drop On three occasions, knocked out an enemy after silently dropping off a Freight Hook.

Confirmed Luddite Destroyed ten Turrets in Burial at Sea - Episode 1.

What Witness? Finish the Witness level in "Joe's Adventures."