High Five, Low Five
Win a multiplayer cooperative game in Beach Volleyball.
9/21/2010
8:35:55 PM
Rare 12.8%
Rally Tally
Get a rally of at least 25 in a Table Tennis match (AND win the point) in any mode.
9/20/2010
3:27:31 PM
Rare 42.7%
Sweep!
Sweep a frame by scoring a point on every ball you throw in one round of Bocce.
9/20/2010
2:35:01 PM
Rare 24.4%
Out of the Park
Blow a block out of the arena in a Limpet Mine Challenge
9/18/2010
12:28:58 PM
Rare 11.6%
Break a Few Eggs
In single player Story mode, destroy 50 alien eggs using melee.
9/11/2010
1:46:31 PM
Rare 25.0%
Elite Force
Without the player taking damage kill 50 aliens in single player.
9/11/2010
1:43:35 PM
Rare 43.5%
Break Out the Arsenal
Fire every weapon and use every item in single player.
9/11/2010
1:22:13 PM
Rare 32.6%
