Is the M4 Still Good in Warzone?

Call of Duty Warzone M4. Is it still relevant now so many other guns and OP Cold War additions are in the game? Let's test! Use code JACKFRAGS in the COD Store. YouTube Members get access to secret Discord! Join here - https://www.youtube.com/user/jackfrags/join Leave a LIKE and a comment, thanks for watching. #COD_Partner