The Scab Shotgunner in Darktide does heavy damage with their shotgun at close range, which can very quickly destroy your Toughness and Health bars. To deal with them you should either pick them off from a distance or quickly get into melee with them before they can shoot.
Scab Shotgunner in Darktide
Scab Shotgunner Face
Scab Shotgunner from the side
Scab Shotgunner from the back
Scab Shotgunner Weapon