Treadhead - Kill 30 Helghast whilst in the tank
Take 30 Helghast lives whilst using the ISA tank
10/30/2009
1:21:34 PM
Very Rare 7.8%
Barrel of Death - Kill 3 Helghast using your environment
Kill 3 Helghast at once using the surrounding environment
10/24/2009
6:21:17 PM
Rare 25.3%
Extreme challenge
Complete all the campaign missions on Elite difficulty.
9/5/2009
4:18:21 PM
Very Rare 5.0%
Campaign Complete: Normal
Complete all the campaign missions on Normal difficulty.
7/1/2009
6:52:38 PM
Rare 28.5%
Operation Twilight
Unlock and finish the 18th mission of the Campaign on Normal, Hard, or Elite.
7/1/2009
4:13:50 PM
Rare 28.8%
Operation Javelin
Unlock and finish the 17th mission of the Campaign on Normal, Hard, or Elite.
7/1/2009
3:48:17 PM
Rare 29.9%
Operation Wildhorse
Unlock and finish the 16th mission of the Campaign on Normal, Hard, or Elite.
6/30/2009
7:46:53 PM
Rare 30.6%
Operation Thunderbolt
Unlock and finish the 15th mission of the Campaign on Normal, Hard, or Elite.
6/30/2009
7:20:22 PM
Rare 31.2%
Operation Backhand
Unlock and finish the 14th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
2:43:01 PM
Rare 33.9%
Operation Iron Arrow
Unlock and finish the 12th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
1:39:36 PM
Rare 38.6%
Operation Torchlight
Unlock and finish the 11th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
1:17:23 PM
Rare 39.7%
Operation Red Eagle
Unlock and finish the 10th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
12:23:30 PM
Rare 41.8%
Operation Stiletto
Unlock and finish the 9th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
10:48:45 AM
Rare 42.6%
Operation Ulysses
Unlock and finish the 8th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
10:11:52 AM
Rare 48.9%
Operation Backfire
Unlock and finish the 7th mission of the Campaign on Normal, Hard, or Elite.
6/28/2009
9:37:15 AM
Common 51.0%
Operation Glass Hammer
Unlock and finish the 6th mission of the Campaign on Normal, Hard, or Elite.
6/27/2009
6:08:36 PM
Common 53.5%
OFF certification
Unlock and finish the 5th mission of the Campaign on Normal, Hard, or Elite.
6/27/2009
5:00:26 PM
Common 56.0%
Operation Blacklight
Unlock and finish the 4th mission of the Campaign on Normal, Hard, or Elite.
6/27/2009
4:32:27 PM
Common 57.4%
Operation Cobalt
Unlock and finish the 3rd mission of the Campaign on Normal, Hard, or Elite.
6/27/2009
4:18:52 PM
Common 63.5%