Specter Officer
Reach max level with one class in the Cooperative campaign.
8/21/2011
2:35:02 AM
Ultra Rare 2.3%
Primarch Hunter
Kill 200 Elite Chimera in the Cooperative campaign.
8/13/2011
9:31:28 PM
Very Rare 6.2%
Master Spy
Collect all the Intel documents in the single player Campaign.
8/13/2011
8:34:24 PM
Ultra Rare 2.2%
Exotic Weapon Collector
Get 20 kills with each weapon in the game in the single player Campaign.
8/13/2011
8:04:00 PM
Very Rare 6.9%
Pincushion
Get 50 kills with the Hedgehog in the single player Campaign.
8/13/2011
7:59:37 PM
Very Rare 8.5%
R.I.P. Jordan Shepherd
Defeat Daedalus; complete the single player Campaign.
8/13/2011
6:48:36 PM
Rare 33.8%
Friends List With Benefits
While playing co-op, hug 3 different people on your friends list
8/13/2011
1:22:09 PM
Ultra Rare 1.4%
Professor Portal
After completing co-op, complete Calibration Course online with a friend who hasn’t played before
8/13/2011
1:10:33 PM
Ultra Rare 1.7%
Spitting Lead
Kill 50 enemies using the Wraith with the force barrier engaged in the single player Campaign.
8/13/2011
12:34:39 AM
Rare 12.3%
Pyromaniac
Set 100 enemies on fire with the Bellock, air fuel grenade, spider grenade, or environmental hazard in the single player Campaign.
8/13/2011
12:32:15 AM
Very Rare 6.4%
Explosives Expert
Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.
8/13/2011
12:23:29 AM
Rare 18.7%
They Go "Boom"
Get 30 kills with the Magnum secondary fire in the single player Campaign.
8/13/2011
12:20:43 AM
Rare 17.4%
Mind Your Surroundings
Get 50 indirect kills using explosive objects in levels in the single player Campaign.
8/12/2011
11:26:14 PM
Ultra Rare 3.9%
Wrecking Machine
Destroy 40 vehicles in the single player Campaign.
8/12/2011
11:12:14 PM
Very Rare 7.0%