the odds that in YuGiOh, where they have hologram games with interactive AI, and that there are Duel Monsters with human voices, and where Dark Magician Girl has canonically already gotten a musical adaptation, the odds that Dark Magician Girl, if not the whole Dark Magician Girl archetype, if not the whole overarching Dark Magician archetype, if not other humanoid Duel Monsters too, are also Vocaloids in YuGiOh.