Mario, wherever you are, HEEEEEEEEEEEEEEEELP!!! Robot Bowser is a Giant Robot invented by Bowser. Robot Bowser is actually Bowser's Secret Weapon to destroy Fat Mario and Gay Luigi. If Robot Bowser is destroyed, an error will occur. Hotel Mario Final Boss Everything is not what it seems. Retrieved from "https://king-harkinian.fandom.com/wiki/Robot_Bowser?oldid=32254" Categories: Characters Koopas Final Bosses Villains Robots Community content is available under CC-BY-SA unless otherwise noted.