Gravity is a Bitch!
Kill 30 enemies by using the grappling hook and making them fall to their death.
Missing Timestamp
Rare 23.4%
Two Birds with One Stone
Kill 2 enemies with a single bullet in Single Player or Special Ops.
Missing Timestamp
Common 57.6%
Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
Missing Timestamp
Common 54.5%
Ten plus foot-mobiles
Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.
Missing Timestamp
Rare 45.1%
Look Ma Two Hands
Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.
Missing Timestamp
Rare 12.6%
No Rest For the Wary
Knife an enemy without him ever knowing you were there in Single Player or Special Ops.
Missing Timestamp
Rare 25.3%
Unnecessary Roughness
Use a riot shield to beat down an enemy in Single Player or Special Ops.
Missing Timestamp
Rare 34.5%