In the eighth movie, Lucario and the Mystery of Mew, things really get pumped up when it's strongly implied that Ash is the reincarnation of the Aura Guardian and hero known as Sir Aaron.

such as Sir Aaron's Lucario in the movie Lucario and the Mystery of Mew, as well as villainous humans like Pokémon Hunter J, but never a human who wasn't evil. Having watched Friede fall to his ...