The Sledgehammer
Singleplayer: In Breaking Bagram, destroy 2 vehicles with a single 2000 lb Laser Guided Bomb
10/16/2010
8:59:11 PM
Rare 48.4%
Smooth Operator
Singleplayer: In First In, Kill the Hostage Taker with a Head Shot
10/16/2010
8:28:59 PM
Common 60.8%
Player of the Ear Worm
Play any one non-GH(tm)Tracks song 10 or more times (Quickplay+, Quest, Competitive)
10/11/2010
6:28:20 PM
Rare 24.5%
Gold Standard
As a Standard Band, earn Gold or higher on 2 Band Challenges in a single play of a song (Quickplay+)
10/3/2010
4:04:00 PM
Very Rare 8.7%
Champion of Challenges
Target another person's score on any Challenge and earn a higher grade than they did (Local Quickplay+)
9/28/2010
7:09:16 PM
Ultra Rare 2.6%
Giant Slayer
Beat Holy Wars…The Punishment Due as a solo Bassist on Hard or higher difficulty (Quickplay+)
9/25/2010
7:39:09 PM
Ultra Rare 2.4%
Hand Mutilator
Beat Black Widow of La Porte as a solo Expert Guitarist (Quickplay+, except Power Challenges)
9/25/2010
7:30:41 PM
Ultra Rare 1.9%
Quick Learner
Full-Combo any tutorial exercise (no missed notes or overstrums)
9/25/2010
7:18:35 PM
Very Rare 8.9%
Partial Perfectionist
Dominate any 4 chapters of Quest (Earn all the Power Stars from any 4 chapters of Quest)
9/25/2010
3:11:34 PM
Very Rare 8.8%
Pseudo Perfectionist
Dominate any 2 chapters of Quest (Earn all the Power Stars from any 2 chapters of Quest)
9/25/2010
1:48:52 PM
Rare 12.5%