User blog comment:Didikins/The most misunderstood weapons in Call of Duty/@comment-24001421-20150905052423/@comment-1905698-20150905183117

Yeah, on the main version, Ray Gun stops being usable at around 30. At round 70 it would take about all the ammo from one to two PaP'd Ray Guns to kill a single zombie. And on 90... you're not killing them anymore.