mickey_jd

Supernova Get 3 Stars on 20 different Echoes

Blood Bank Kill 10,000 enemies

Fast Track On Mean Street, kill all the snipers on the rooftop before the DNA bomb explodes

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Walk Without Rhythm Dismantle the Destroyer.

Here's Your Order Destroy 4 enemies with a single blast of Sir Galahad's Arc Rifle

Range of Fire Fire 7 different charged attacks in a single level

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Recordkeeper Collect all of the notes and memos on Monkey Island™.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Complete part one Complete part one: The Largo Embargo

E99 Tech Geek Purchased 10 different Hero Upgrades in single player campaign

Artisan Craft 30 different items.

Salute Me Achieve the rank of Lieutenant.

Networking Reach a 5-heart friend level with 10 people.

Behind the Curtain Complete Beckett's story

All Going To Plan! Master Zangief! I fought in 50 network battles! The ring came to life with the clash of burning spirits! (Excludes Battle Lounge)

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Still counting Attain a Time Trial star rating of 50

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

Infinity Defeat Dr. Infinity

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Time Master Completed Singularity on Hard Mode

Double Vision Trounce the Twins.

Jungle Man Survive 45 years in SURVIVAL.

Leader Of The Pack Wear the Ocelot Armour and complete any mission featuring Ocelots without killing any of them.

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

Mother My Brain Hurts Discovered the strange E99 specimen and what it morphs people into

Local Legend Restore the Pelican Town Community Center.

Wired Up Place 100 wires.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Frozen Fists Complete Frosted Fjord without having a melee or ranged weapon equipped at any time.

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

Making mountains out of molehills Kill 100,000 enemies.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Prime Directive Shatter Skeletron Prime.

Two's Company, Four's a Party Complete any Adventure level with 4 players.

I Challenge You to a Duel Complete a Medieval level using only Lou Don Jim

The Boss Beats A Boss Defeat a boss using only President of Sony Computer Entertainment Worldwide Studios Shuhei Yoshida

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Determined Don't use any hints to finish the game.

Harmonic Convergence Pick up all traveler instruments simultaneously with your signalscope.