Nelson Bay Conquered
Successfully complete Nelson Bay in Onslaught mode on any difficulty
6/23/2010
11:38:04 PM
Ultra Rare 3.0%
Atacama Desert Conquered
Successfully complete Atacama Desert in Onslaught mode on any difficulty
6/23/2010
10:58:14 PM
Ultra Rare 3.2%
Isla Inocentes Conquered
Successfully complete Isla Inocentes in Onslaught mode on any difficulty
6/23/2010
10:21:33 PM
Ultra Rare 3.0%
Valpariso Conquered
Successfully complete Valpariso in Onslaught mode on any difficulty
6/23/2010
6:46:40 PM
Ultra Rare 3.2%
Instinto Asesino
Complete Fort Mercer and Nosalida Hideouts in Single Player.
6/5/2010
10:21:23 PM
Rare 13.4%
Frontiersman
Obtain Legendary rank in any Single Player Ambient Challenge.
6/5/2010
4:19:22 PM
Very Rare 7.9%
The Benefits of Civilization
Complete "And the Truth Will Set You Free".
6/3/2010
12:53:07 AM
Rare 22.6%
Evil Spirits
Complete Tumbleweed and Tesoro Azul Hideouts in Single Player.
6/1/2010
10:51:41 PM
Rare 13.9%
Long Arm of Marston
Kill 500 enemies with any rifle, repeater, or shotgun in any game mode.
6/1/2010
9:36:00 PM
Rare 28.9%
