Upping the Ante
Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.
5/5/2009
5:51:15 AM
Ultra Rare 0.3%
This is the End
Complete "Scorched Earth", "Down the Rabbit Hole", and "Dust to Dust" on Veteran difficulty.
5/4/2009
9:22:16 PM
Ultra Rare 2.3%
Subversive
You stole an experimental super weapon from Merryweather... and gave it back.
4/15/2009
5:41:17 AM
Rare 37.0%
This Is My Boomstick
Kill 30 enemies with the XM25 in "Black Tuesday."
4/14/2009
7:21:33 AM
Ultra Rare 3.6%
Ménage à Trois
Destroy 3 tanks with a single 105mm shot in "Iron Lady."
4/1/2009
12:43:42 PM
Very Rare 5.8%
End of the Line
Storm the factory (Complete "End of the Line" on any difficulty.)
3/25/2009
8:21:42 PM
Rare 32.3%
Speed Slayer
Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.
2/10/2009
8:11:22 PM
Ultra Rare 0.7%
A Bridge To Somewhere
Extend the bridge in Awakening in Regular or Hardcore difficulty.
2/3/2009
2:12:14 PM
Ultra Rare 0.7%
Escaped Awakening
Escape Awakening for the first time in Regular or Hardcore difficulty.
1/31/2009
3:03:39 PM
Ultra Rare 0.6%
Carpe Diem
Escape the mountain safe house. Complete "Persona Non Grata" on any difficulty.
12/30/2008
9:06:31 AM
Rare 47.6%
Handle with Care
Complete the "Special Delivery" Special Ops mission on any difficulty.
12/19/2008
6:04:05 PM
Ultra Rare 0.4%
Postmaster
Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.
12/9/2008
3:07:59 PM
Ultra Rare 0.8%
Throttled Survival
Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.
11/24/2008
5:23:33 PM
Ultra Rare 0.4%
We'll Always Have Paris
Escape Paris with Volk. Complete "Iron Lady" on any difficulty.
11/12/2008
8:11:39 PM
Rare 35.9%
The Best of the Best
Complete the campaign on Hardened or Veteran difficulty.
11/6/2008
5:27:16 AM
Ultra Rare 4.4%