Create
The levels you have published were hearted by 50 or more people and you were hearted by 30 or more people
9/15/2011
12:35:41 AM
Ultra Rare 0.6%
Bomber Master
Defeated a large number of enemies while flying a bomber.
9/14/2011
9:47:51 PM
Very Rare 5.7%
Assault Rifle Marksmanship
Score 100 head shots with the Assault Rifle.
9/11/2011
10:06:48 AM
Rare 18.0%
Experimental
Play 5 consecutive Online Head to Head Ranked matches using a different team
9/3/2011
2:28:30 AM
Rare 10.8%
Chapters 1-4 (Normal)
Complete Chapters 1 through 4 on Normal difficulty.
8/27/2011
2:09:44 AM
Rare 39.9%
Living on the edge
Perform 10 seconds of wheelies and 10 seconds of skids in any game mode
8/26/2011
11:55:02 AM
Rare 16.0%