How to FAST UNLOCK M13B Assault Rifle (5 MINUTES) EASY in Warzone 2 DMZ SOLO Easy Unlock Shotgun KV Broadside - https://www.youtube.com/watch?v=scrg8qeLkWc Easy Unlock FJX Imperium - https://www.youtube.com/watch?v=MsH_ResgOoc In this video, I will tell you about the fastest way to unlock the M13B Assault Rifle in Warzone 2 in Season 4. #m13bdmz #dmzm13b #m13bunlock