Best run and gun sniper class : modernwarfare - reddit- best run and gun class in mw ,Best run and gun sniper class. Discussion. TL;DR: Use this class. The perk is flexible and Ammunition can be removed to gain 5% movespeed or changed to 7 Round Mags to gain 2.5% movespeed, the ADS doesn't change since we've hit the ADS Cap. End TL;DR. First of all excuse my bad english it's my third language. So how did I come up with this class.MP5 Modern Warfare Class, Loadout And Best Attachments8/4/2021· What's great about this weapon is that it doesn't require many attachments to do well early on. Some of the best attachments to use include the Muzzle Break, 10mm Mags, Commando Foregrip, FFS Light Barrel and Stippled Grip Tape. Although this weapon has a good fire rate, it can underperform when compared to others in the same class.