Galvanax was the reigning, undefeated champion and producer of the popular universal game show, Galaxy Warriors and the biggest enemy of the Power Rangers Ninja Steel team. He always wanted to steal the Ninja Steel Power Stars with his generals Cosmo Royale and Ripcon. He sends monsters to earth to make them fight the rangers and steel their power stars and when the monsters have died he'd either bring them back Gigantified let them die and send a Skullgator instead. 