You are stupid because: 1. The Ray Gun Mark III does not exist and it never will 2. The Ray Gun Mark II IS a wonder weapon 3. The Ray Gun Mark II does more than enough damage.
when the next map pack (apocalypse) comes out you should play the new zombies map and make a self challenge to get to round 30 p.s. I heard there are 100 foot tall giant robots, just giving you a heads up.