Instinto Asesino
Complete Fort Mercer and Nosalida Hideouts in Single Player.
7/5/2010
8:14:29 PM
Rare 13.4%
Austin Overpowered
Complete Twin Rocks, Pike's Basin, and Gaptooth Breach Hideouts in Single Player.
7/4/2010
7:59:53 PM
Rare 10.3%
Man of Honor / Chivalry's Dead
Attain highest Fame rank and either highest Honor rank or lowest Honor rank.
7/4/2010
7:07:34 PM
Very Rare 8.1%
The Gunslinger
Score a headshot on any enemy using Expert targeting mode.
6/29/2010
8:14:39 PM
Very Rare 6.6%
Frontiersman
Obtain Legendary rank in any Single Player Ambient Challenge.
6/26/2010
8:33:56 AM
Very Rare 7.9%
On the Trail of de Vaca
Uncover every location on the map in Single Player.
6/25/2010
10:58:17 PM
Very Rare 6.6%
Long Arm of Marston
Kill 500 enemies with any rifle, repeater, or shotgun in any game mode.
6/23/2010
8:43:43 PM
Rare 28.9%