Airspace Control
Kill 10 enemies while they use zip lines or are rappelling. (campaign only)
1/11/2013
3:33:29 PM
Very Rare 9.5%
Marksman - Heavy Arms
Kill 150 enemies with any heavy weapon. (campaign only)
1/11/2013
3:18:21 PM
Rare 18.7%
Adapt and Overcome
Blow up 10 explosive objects, killing at least one enemy each time. (campaign only)
1/11/2013
3:16:21 PM
Rare 16.9%
Situational Awareness
Stun an enemy by dumping sand on their head. (campaign only)
1/11/2013
2:55:15 PM
Rare 30.2%
Close Combat Carnage
Kill 4 enemies with a shotgun in 10 seconds or less. (campaign only)
1/10/2013
6:21:35 PM
Rare 24.4%
Marksman - Small Arms
Kill 100 enemies with any pistol or SMG. (campaign only)
1/9/2013
7:05:23 PM
Rare 31.7%
Damn Close
Kill an Edged Weapon Expert while he is up to 5 meters away. (campaign only)
1/9/2013
6:44:45 PM
Rare 46.2%
Sierra Hotel
Complete three chapters in a row without being killed or reloading a checkpoint.
1/9/2013
2:02:30 PM
Rare 13.7%
