No mods work in Mw3.
This is not possible - This is possible with a mod on modern warfare 2, but not modern warfare 1.
MOD means Modification.
You don't.
You can't unless you have a mod
Dont mod u ruin the game for evry one u noob
no but you can mod add me if you want me or my clan to mod for you --AARONdaBONE xD
No,you need to mod it.
Just mod like i do.
you can't get banned
Only works on regular private matches
Its a mod. You can't get it just by leveling up.
You have to get invited by a co-host or a host that hosts challenge lobbies