Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/11/2009
12:36:05 AM
Common 57.6%
Shake It Up, Baby!
Use Beatlemania at least 5 times in a single song using either Bass or Guitar.
11/7/2009
6:06:40 AM
Rare 31.8%
Authenticity
Finish any song as a Bassist with Lefty Mode turned on, hitting at least 50% of the notes.
10/10/2009
6:27:27 PM
Rare 11.9%
A Little Help From My Friends
Start a Story with a four player band.
10/10/2009
6:17:45 PM
Very Rare 7.7%
Acquire Waffle Weapons!
Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)
9/1/2009
7:49:11 AM
Very Rare 5.6%
Pack Addict!
Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)
8/27/2009
3:11:17 AM
Very Rare 5.4%
Der Electrician!
Link all teleport pads before round 7. (Map Pack 3 only)
8/18/2009
6:55:14 AM
Very Rare 7.6%
Perk-a-Holic
Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)
7/21/2009
7:34:09 AM
Ultra Rare 4.2%