Shield Blaster
Arcade - Collect 5 shield tokens while already having a shield
10/15/2010
1:52:39 PM
Very Rare 9.1%
Frontiersman
Obtain Legendary rank in any Single Player Ambient Challenge.
9/28/2010
12:27:27 PM
Very Rare 7.9%
On the Trail of de Vaca
Uncover every location on the map in Single Player.
9/18/2010
1:14:33 PM
Very Rare 6.6%
The Benefits of Civilization
Complete "And the Truth Will Set You Free".
8/12/2010
8:33:40 PM
Rare 22.6%
Long Arm of Marston
Kill 500 enemies with any rifle, repeater, or shotgun in any game mode.
7/21/2010
8:30:59 PM
Rare 28.9%
Instinto Asesino
Complete Fort Mercer and Nosalida Hideouts in Single Player.
6/19/2010
8:49:38 PM
Rare 13.4%
