Johnny Joestar, born Jonathan Joestar is the main protagonist of Steel Ball Run and a minor character in JoJolion. He is the seventh JoJo of the JoJo's Bizarre Adventure series. A former horse-racing prodigy turned paraplegic, Johnny joins the Steel Ball Run race to uncover the secret behind Gyro Zeppeli's Steel Balls as they're the only thing capable of restoring his legs. Over the course of the race, Johnny becomes a Spin User as well as a Stand User when he acquires Tusk.