Self Improver
Target your own score on a Challenge and earn a higher grade than you did previously (Local Quickplay+)
12/4/2010
1:48:36 PM
Ultra Rare 2.8%
Pseudo Perfectionist
Dominate any 2 chapters of Quest (Earn all the Power Stars from any 2 chapters of Quest)
12/2/2010
8:01:23 PM
Rare 12.5%
Quick Learner
Full-Combo any tutorial exercise (no missed notes or overstrums)
11/27/2010
12:38:35 AM
Very Rare 8.9%
Lucifer's Accountant
Beat any song with a final score which is evenly divisible by 6 (Quickplay+)
11/26/2010
11:05:21 PM
Common 62.7%