Trendsetter
Place a sticker or a decoration on another player's sackperson
12/26/2008
1:11:32 PM
Rare 37.6%
Socialite
Complete a level online with 3 other players who are not on your friends list
12/26/2008
12:53:57 AM
Rare 18.0%
Fashion Sense
Choose a costume for your sackperson with at least one item on your head, at least one item on your body, and a material
12/25/2008
11:22:18 PM
Common 86.3%
Primarch Hunter
Kill 200 Elite Chimera in the Cooperative campaign.
11/19/2008
11:47:02 PM
Very Rare 6.2%
Specter Initiate
Complete 20 missions in the Cooperative campaign.
11/16/2008
4:01:26 PM
Very Rare 8.1%
Tour of Duty
Complete one mission on each region in the Cooperative campaign.
11/16/2008
11:48:38 AM
Very Rare 7.4%
Team Player
Complete 5 missions with a full party of 8 in the Cooperative campaign.
11/15/2008
10:24:04 PM
Rare 10.9%
Specter Recon
Collect 50 pieces of gray tech in the Cooperative campaign.
11/8/2008
6:24:42 AM
Rare 15.6%