House Party
Recruit any of the Artisans and see them settled on the Homestead.
11/4/2012
12:10:02 PM
Common 51.3%
Flight Attendant
Kill all 5 enemies during the zero-g sequence in "Turbulence."
8/21/2012
11:58:15 AM
Ultra Rare 2.4%
Ménage à Trois
Destroy 3 tanks with a single 105mm shot in "Iron Lady."
6/23/2012
11:53:50 PM
Very Rare 5.8%
Kill Box
Kill 20 enemies with the Chopper Gunner in a single run in "Return to Sender."
6/20/2012
9:58:18 PM
Very Rare 9.4%
No Assistance Required
Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.
11/25/2011
3:05:59 PM
Ultra Rare 4.4%
This is the End
Complete "Scorched Earth", "Down the Rabbit Hole", and "Dust to Dust" on Veteran difficulty.
11/15/2011
5:18:06 PM
Ultra Rare 2.3%
The Darkest Hour
Complete "Eye of the Storm", "Blood Brothers", and "Stronghold" on Veteran difficulty.
11/14/2011
6:19:04 PM
Ultra Rare 2.5%
City of Lights
Complete "Bag and Drag" and "Iron Lady" on Veteran difficulty.
11/14/2011
4:36:39 PM
Ultra Rare 2.7%