The primary antagonist in Slayers Next. Phibrizzo is the oldest and the most powerful of the five Demon Lords created by Ruby-Eye Shabranigdo. It is hinted that he is the second-in-command of the Mazokus. Like the other Mazokus, he seeks to destroy the world and return everything to the Sea of Chaos. He manifests as an androgynous little boy in order to better trick his victims.