They Go "Boom"
Get 30 kills with the Magnum secondary fire in the single player Campaign.
12/7/2008
12:52:05 AM
Rare 17.4%
Primarch Hunter
Kill 200 Elite Chimera in the Cooperative campaign.
12/6/2008
11:42:01 PM
Very Rare 6.2%
Tour of Duty
Complete one mission on each region in the Cooperative campaign.
11/27/2008
11:38:19 PM
Very Rare 7.4%
Specter Recon
Collect 50 pieces of gray tech in the Cooperative campaign.
11/27/2008
7:40:15 PM
Rare 15.6%
Team Player
Complete 5 missions with a full party of 8 in the Cooperative campaign.
11/27/2008
6:27:16 PM
Rare 10.9%
Free flowing
String together the following: wallrun, jump, speedvault
11/27/2008
2:17:50 AM
Common 57.3%
The Bigger They Are
Defeat the Leviathan in the single player Campaign.
11/24/2008
9:27:40 PM
Rare 39.8%
Nowhere to Hide
Tag and kill 30 enemies with the Bullseye secondary fire in the single player Campaign.
11/24/2008
8:33:37 PM
Rare 15.4%
