Alastor, the Radio Demon is a sinner demon and one of the many powerful Overlords of Hell. Alastor dislikes being touched and will go out of his way to avoid it. Alastor greatly values manners in others. He also values humor, and likes other's misery. He is shown to have full control over the souls he owns, allowing him to command them. He does not respect personal space. He can dematerialize to avoid things. His voice is slightly distorted to sound like how it would coming from an old radio.