Watch HDToday. "Kamen Rider SD: Strange!? Kumo Otoko" is an animated OVA based on the gag manga Kamen Rider SD: Hurricane Legend. This cute and comedic short movie features chibi versions of the Showa Era Kamen Riders, as they team up against the evil GranShocker organization, while Kamen Rider Black RX tries to confess his love to female sports instructor Michiru.