Special Effects!
Turn the effects dial during every Effects Zone in any mix at any difficulty (not in the tutorial).
1/1/2010
5:48:20 PM
Common 72.5%
Multiplier Madness
Achieve an 8X multiplier during any mix (not in the tutorial).
1/1/2010
5:46:17 PM
Common 82.8%
Socialite
Complete a level online with 3 other players who are not on your friends list
12/10/2009
7:41:29 PM
Rare 18.0%
Zsasz Cut Down To Size
Save Dr. Young from being killed by Victor Zsasz
12/6/2009
7:56:20 PM
Common 54.6%
Breaking And Entering
Gain access to Administration after it is locked down by the Joker
11/26/2009
10:14:34 PM
Common 59.7%
Malpractice Needs More Practice
Survive the onslaught from the deformed Joker henchman
11/26/2009
6:18:26 PM
Common 87.1%
Leave No Man Behind
Rescue the guards and henchman from the Joker toxin in Decontamination
11/26/2009
6:12:18 PM
Common 84.0%
