Masked Rider: Super Gold.

Dex may look like a handsome teenage boy, but he's really the Masked Rider - an alien superhero sent, along with his mischievous pet Ferbus, to protect Earth from Count Dregon and his creatures of crime! With all of its cool gadgets and interactive vehicles, "Saban's Masked Rider" is the hottest ticket around for turbo-changed action and fun. Discover how the Masked Rider earned his Super Gold powers in this special two-part mini-series. It's Founder's Day, and the Stewart kids are teaching Dex and Ferbus the custom of masquerade. Meanwhile, Dregon has erased the memory of Dex's best friend Donais, and turned him into Robo Rider, determined to destroy the Masked Rider! Can Dex save his friend and receive his Super Gold powers?