EmblemChallenge
Welcome to Modern Warfare 3
Unlocked at Private (Lv2)
Unlocked at Private First Class (Lv4)
Unlocked at Specialist (Lv7)
Unlocked at Corporal (Lv10)
Unlocked at Sergeant (Lv13)
Unlocked at Staff Sergeant (Lv16)
Unlocked at Sergeant First Class (Lv20)
Unlocked at Master Sergeant (Lv24)
Unlocked at First Sergeant (Lv28)
Unlocked at Sergeant Major (Lv32)
Unlocked at Command Sergeant Major (Lv36)
Unlocked at 2nd Lieutenant (Lv40)
Unlocked at 1st Lieutenant (Lv44)
Unlocked at Captain (Lv48)
Unlocked at Major (Lv52)
unlocked at Lieutenant Colonel (Lv56)
Unlocked at Colonel (Lv60)
Unlocked at Brigadier General (Lv64)
Unlocked at Major General (Lv68)
Unlocked at Lieutenant General (Lv72)
Unlocked at General (Lv76)
Unlocked at Commander...