get to level 48 and you unlock the ACR
Level 48
Level 70, which is the level cap.
You have to be a level 67...... "SORRY"...
i think it is unlocked after level 4
To unlock the Intervention emblem, you must get 1,000 kills with the Intervention after Prestiging at least once.
get 2500 headshots
get to level 48 and you unlock the ACR
Level 48
Level 22.
Level 70, which is the level cap.
to unlock the stinger missle in mw2 you must be level 30 or sergent major II
level 4
level 70
lvl 34
You unlock it at level 42 and I suggest getting akimbo with it.
Its automatically unlocked. Its a preset LMG and is customizable at level 4 when you unlock custom classes.