The MP40 is an SMG that debuted in Call of Duty: Vanguard’s release lineup, and has already proven to be quite popular in multiplayer.
Introducing itself as a fast and daunting SMG, it didn’t take long for it to become a common sight in multiplayer matches amidst Vanguard best weapons out there, regardless of the mode you’re opting for. As such, it’s best to know which attachments are worth grinding for.
