The Harder They Fall
Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.
11/29/2009
6:43:57 PM
Rare 30.0%
Colonel Sanderson
Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.
11/29/2009
3:16:06 PM
Very Rare 6.8%
Desperado
Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.
11/21/2009
3:54:00 AM
Rare 21.2%
Out of the Frying Pan...
Complete the mission in the airplane graveyard.
11/21/2009
3:40:34 AM
Rare 33.0%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
11/15/2009
4:40:31 PM
Rare 45.1%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
11/14/2009
6:50:41 PM
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/14/2009
6:27:27 PM
Common 54.5%
Crumble, Kremlin, Crumble
Complete Empire of the Rising Sun mission 8 on any difficulty level
9/8/2009
10:14:46 AM
Rare 13.3%
Barbarians at the Bay
Complete Empire of the Rising Sun mission 7 on any difficulty level
9/7/2009
12:46:23 PM
Rare 15.2%
Meat Grinder
Crush 20 enemy units in a ranked online match or skirmish (medium-or-greater difficulty)
8/17/2009
1:08:31 AM
Very Rare 8.1%