Sierra Hotel
Complete three chapters in a row without being killed or reloading a checkpoint.
8/27/2013
12:05:56 PM
Rare 13.7%
All You Can Be
Complete any chapter with 60%+ accuracy without dying or reloading a checkpoint.
8/27/2013
11:53:22 AM
Ultra Rare 4.3%
Close Combat Carnage
Kill 4 enemies with a shotgun in 10 seconds or less. (campaign only)
8/27/2013
11:31:41 AM
Rare 24.4%
Airspace Control
Kill 10 enemies while they use zip lines or are rappelling. (campaign only)
8/27/2013
6:38:46 AM
Very Rare 9.5%
Marksman - Heavy Arms
Kill 150 enemies with any heavy weapon. (campaign only)
8/27/2013
6:19:30 AM
Rare 18.7%
Situational Awareness
Stun an enemy by dumping sand on their head. (campaign only)
8/25/2013
2:22:17 PM
Rare 30.2%
Adapt and Overcome
Blow up 10 explosive objects, killing at least one enemy each time. (campaign only)
8/25/2013
10:51:21 AM
Rare 16.9%
