Rubymanchild

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

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

Marrakesh Escalated Complete Level 5 of an Escalation Contract set in Marrakesh.

Starry-eyed Earn every star in Team Adventure Mode Chapter 2.

What else can we do? The world is a cruel place. Completed Chapter 3 of Attack Mode.

They Came From the Lake Liquidate the Infestation at the Lake

These Romans are crazy! Beat 2500 Romans

Devote your heart! Unlocked all characters.

Fulliautomatix' treasure Find all the diamond helmets on a level

Mamma mia! Pull the lever on the underground level

Unstoppable Beat 30 Romans in Fury mode

Turkey Shoot Reach combo level of 20.

Demons on a Plane Obliterate the Infestation at the Crash

The Flying Dead Abolish the Infestation on the Mountain

Shocking Stun 5 creatures simultaneously with Shock Fruit. Stone cold.

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

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

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

The Cleaner Escape as a traitor with 50% of any level’s total loot in Arcade Mode or Multiplayer Ranked Match.

Blood Bath Finish the campaign at ARCADE difficulty.

Mutt And Jeff Asked a companion to be the Bad Inspector.

Bane of Thedas Handed victory to the archdemon by killing Ferelden's last Grey Warden. ("Darkspawn Chronicles" downloadable content)

Ramped Up! Complete a Getaway Activity in a Car Transporter

Weapon of Choice Kill 100 enemies using the dual wasps or the bow.

Rookie of the Year Earn a B Rank in the Trial of Initiation

I've Got This Acquire all upgrades

Grease Monkey Grease Monkey - Upgraded all weapons

Finish Him! Eliminate SCORPION.

Brave Gaulish warrior Finish a challenge at Gold rank

Screw This Noise You've returned home without fully completing your mission. I'd start looking for new work.

Hoarder Win Flag Rally with at least two captures of 3 or more flags at a time

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

You Want Blood? 1000 kills.

Pacesetter Completionist Gain all stars in 'Pacesetter'.

Hack Hack an enemy.

A Gaulish village Discover the fake Gaulish village

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)

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

Salute Me Achieve the rank of Lieutenant.

Unmasked Find out who Getafix really is

The Cryomancer Devour Celus Zend.

Uruku Defeat the Uruku variant.

Safari Tour Play at least one full round in every Official Map (Ranked Match)

Going The Distance Drive a total of 1,081 miles.

100 Yen Clear the Arcade mode on Hard difficulty or higher.

Psychopath Kill all the Scientists at any chapter.

Reinforcements! Let Player 2 join the game while in a middle of a campaign.

Blast From the Past Find an homage to what has come before...

Cloud Nine Eliminate all High Value Targets.