(Showa #4: Kamen Rider Amazon) The Lizard Myth

Alex lived in the Amazon Forest his entire life. His parents died in a plane crash and was later adopted into an Incan tribe. But all was cut short when Gorgos, the Ten Faced Demon, massacres his village, slaughtering everyone except himself in search for the powerful "GiGi Armlet", which gives the bearer fantastic power. Elder Bago, last of the Incas, gives the GiGi Armlet to him for safekeeping while using his knowledge of Incan science and magic to perform a mystical "operation", transforming him into the powerful "Kamen Rider Amazon" before he died. Being found, he was taken to a world that took a different path of evolution resulting in mythological creatures, such as centaurs, satyrs, mermaids, and demons. Befriending a centaur girl named Himeno Kimihara, as she goes about her daily life with her friends and family while teaching him about the modern lifestyle.