Call of Duty Modern Warfare 3 is now out. The grind is now live and it all starts with leveling weapons. In this video I show you the fastest way to level your weapons in Modern Warfare 3. In this I show you how to max level guns in 1 game. Hope you enjoy!



Best Settings MW3:   • Best Modern Warfare 3 Console/PC Sett...  



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0:00 Intro
1:12 The Fastest Weapon XP Method
7:39 Multiplayer Weapon XP



#callofduty #modernwarfare3 #mw3