SG-Drill(怒海狂鲨/螺旋牙) is a advanced weapon in CSO, which can be used as a shotgun and a radius knife. This plugin brings it to ZP with almost the same one in CSO.
Zombie Plague 4.3 or higher (not sure whether it is available on previous versions)
Orpheu Module (included or you can download at Alliedmodders
Some Signatures (included, support 3266 and 6153 windows)