Operation Twilight
Unlock and finish the 18th mission of the Campaign on Normal, Hard, or Elite.
3/9/2009
12:58:39 AM
Rare 28.8%
Operation Javelin
Unlock and finish the 17th mission of the Campaign on Normal, Hard, or Elite.
3/9/2009
12:41:58 AM
Rare 29.9%
Operation Wildhorse
Unlock and finish the 16th mission of the Campaign on Normal, Hard, or Elite.
3/9/2009
12:22:40 AM
Rare 30.6%
Operation Thunderbolt
Unlock and finish the 15th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
11:57:43 PM
Rare 31.2%
Operation Backhand
Unlock and finish the 14th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
5:09:55 PM
Rare 33.9%
Operation Iron Arrow
Unlock and finish the 12th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
4:14:41 PM
Rare 38.6%
Operation Torchlight
Unlock and finish the 11th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
3:38:31 PM
Rare 39.7%
Operation Red Eagle
Unlock and finish the 10th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
3:21:59 PM
Rare 41.8%
Operation Stiletto
Unlock and finish the 9th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
3:03:27 PM
Rare 42.6%
Operation Ulysses
Unlock and finish the 8th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
2:04:23 PM
Rare 48.9%
Operation Backfire
Unlock and finish the 7th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
1:44:49 PM
Common 51.0%
Operation Glass Hammer
Unlock and finish the 6th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
1:21:08 PM
Common 53.5%
OFF certification
Unlock and finish the 5th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
11:47:12 AM
Common 56.0%
Operation Blacklight
Unlock and finish the 4th mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
11:33:41 AM
Common 57.4%
Operation Cobalt
Unlock and finish the 3rd mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
11:21:05 AM
Common 63.5%
Operation Adder
Unlock and finish the 2nd mission of the Campaign on Normal, Hard, or Elite.
3/8/2009
10:56:00 AM
Common 67.2%
Operation Ghost Rider
Finish the 1st mission of the Campaign on Normal, Hard, or Elite difficulty setting.
3/7/2009
5:52:57 PM
Common 81.0%
Tour of Duty
Complete one mission on each region in the Cooperative campaign.
2/1/2009
11:41:38 AM
Very Rare 7.4%
Team Player
Complete 5 missions with a full party of 8 in the Cooperative campaign.
1/31/2009
11:00:33 AM
Rare 10.9%
Specter Recon
Collect 50 pieces of gray tech in the Cooperative campaign.
1/30/2009
9:36:47 PM
Rare 15.6%
Challenge Novice
Completed either 25 Challenges on Medium, 10 Challenges on Hard, or 5 Challenges on Expert
1/21/2009
9:54:36 PM
Very Rare 6.0%
Along for the Ride
Beat an instrument-specific challenge while playing another instrument
1/21/2009
8:56:30 PM
Very Rare 9.3%