If you don't want to spend money on MW2, you can download Warzone 2.0 for free and play the DMZ mode to get a ton of Weapon XP fast to level up any selected weapon. And since the progress is ...
Light-Machine Guns, Battle Rifles, Marksman Rifles, Sniper Rifles, Shotguns, Handguns, Launchers, and Melee. The ARsin Warzone Mobile are: The Battle Rifles in Warzone Mobile are: TheSMGs in ...