Extinguisher
In the Sewer map Kill 5 enemies in 1 wave by setting them on fire then extinguishing them
1/2/2011
6:58:10 AM
Ultra Rare 0.6%
Awww Yeah...
Perform every combat move in the game (excluding combos that require Rank 3 Saber).
12/30/2010
11:53:43 PM
Rare 18.4%
BrainLess
Kill 50 monsters by smashing, decapitating or shooting them in the head
12/30/2010
9:28:01 PM
Common 79.9%
Party Starter
Get a "Perfect" on the singing mini-game for Pumpin Up The Party.
12/30/2010
1:27:49 PM
Common 66.8%
Helping Your Own Cause
Scoop a fumble on defense and take it to the house in an Exhibition or Dynasty Mode game.
12/25/2010
6:54:36 PM
Common 55.5%
Fresh Meat
Versus: Revive your partner and perform a partner reload during the same public match
12/25/2010
4:34:24 PM
Very Rare 7.0%
Dwarf Raiden
Incapacitate all the soldiers in File R-02 using a Dwarf Gekko.
12/21/2010
9:05:45 PM
Rare 32.7%
Gotham Base Jumper
Jump off the tallest building in Arkham City and glide for 1 minute without touching the ground.
12/19/2010
1:05:25 PM
Ultra Rare 2.8%
Look at All That Juice
Create and consume all mixed drinks in the game
12/16/2010
12:59:35 AM
Ultra Rare 2.4%
Completed the fairly fiendish Ancient Ruins
Completed EX area 3 mural.
12/13/2010
7:43:56 AM
Very Rare 5.6%
