Snake in the Grass
Take out a Japanese soldier lying in wait in the grass.
4/23/2011
9:51:48 PM
Rare 44.5%
On the Rocks
In any mode, hit a home run into the rocks in left-center in Anaheim.
4/17/2011
1:43:33 PM
Rare 40.8%
Weapon Expert
Complete an expert challenge for any weapon in Multiplayer
4/1/2011
1:16:42 AM
Ultra Rare 4.4%
Soft Targets
Destroy all vehicles using the UAV in Chapter 7: Golden Gate
3/30/2011
11:13:11 PM
Rare 32.8%
Fatal and Tragic
Jump off the Golden Gate Bridge in Chapter 7: Golden Gate
3/30/2011
10:59:14 PM
Rare 12.2%
Wilhelm's Nightmare
Knock 10 enemies off of the scaffolding during the helicopter fly-in in Chapter 7: Golden Gate
3/30/2011
10:28:36 PM
Very Rare 5.1%
Safer Skies
Destroy all the SAM trucks in the level in Chapter 6: Overwatch
3/30/2011
10:22:03 PM
Rare 33.6%