Here is the best KSV loadout that you can use in Warzone. Among the new SMGs, the PP-919 stands out. A quick look at it may remind you of the Bizon from Warzone One, and now it's back as the PP-919.

With higher range and ammo capacity than the usual SMG, you’ll want to use the best PP 919 Warzone loadout to improve damage and speed, then you’ve got a little beast on your hands.