Underdog
Win an Online Head to Head Ranked match using a weaker team than your opponent
1/11/2010
2:01:09 PM
Rare 17.0%
The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
1/2/2010
9:08:11 AM
Rare 30.0%
The Price of War
Complete the single player campaign on Hardened or Veteran Difficulty.
1/1/2010
2:41:48 PM
Very Rare 5.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
12/31/2009
8:55:19 AM
Rare 21.2%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
12/31/2009
8:44:50 AM
Rare 33.0%
Some Like it Hot
Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.
12/26/2009
6:01:36 PM
Rare 39.8%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
12/26/2009
4:46:59 PM
Very Rare 6.8%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
12/26/2009
4:20:22 PM
Rare 45.1%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
12/21/2009
2:30:44 PM
Common 57.6%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
12/21/2009
2:16:55 PM
Rare 25.3%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
12/21/2009
1:47:40 PM
Common 54.5%
