World Victory
Control all capturable bases in a Zones match, and reduce the enemy's home base to level 1.
2/16/2009
4:19:27 PM
Rare 20.1%
Invincible
While on foot, take at least 250 damage within 10 seconds without dying.
2/16/2009
3:54:36 PM
Rare 47.7%
Anti-Air Ninja
Shoot down a Warhawk with any infantry weapon other than a Rocket Launcher.
2/16/2009
3:28:24 PM
Rare 33.5%
Specter Officer
Reach max level with one class in the Cooperative campaign.
12/8/2008
11:51:23 AM
Ultra Rare 2.3%
Primarch Hunter
Kill 200 Elite Chimera in the Cooperative campaign.
12/1/2008
8:33:23 AM
Very Rare 6.2%
Team Player
Complete 5 missions with a full party of 8 in the Cooperative campaign.
12/1/2008
1:55:08 AM
Rare 10.9%
Specter Initiate
Complete 20 missions in the Cooperative campaign.
11/30/2008
1:05:23 PM
Very Rare 8.1%
Tour of Duty
Complete one mission on each region in the Cooperative campaign.
11/30/2008
5:33:47 AM
Very Rare 7.4%
Specter Recon
Collect 50 pieces of gray tech in the Cooperative campaign.
11/28/2008
9:39:06 AM
Rare 15.6%
R.I.P. Jordan Shepherd
Defeat Daedalus; complete the single player Campaign.
11/28/2008
7:27:36 AM
Rare 33.8%
