Joseph Joestar is the main protagonist of Battle Tendency, a core ally in Stardust Crusaders, and a supporting character in Diamond Is Unbreakable. Joseph is the second JoJo of the JoJo's Bizarre Adventure series. Joseph Joestar is the grandson of Jonathan Joestar. An exuberant trickster, Joseph meets the fantastic threats approaching him throughout his life with initiative and impressive ingenuity, battling Vampires, the Pillar Men, and Stand users. He is the second most recurring JoJo in the series after his grandson Jotaro Kujo and is one of the series' most well known characters.