Hurting Hero: She's got a lot going for her, but... she's thirteen. Multiple parties independently peg her as being on her way to losing it after a certain point if something doesn't change.
Nerd Action Hero: Her idea of using her magic for fun is either performing science experiments on it, or using magical portals to go visit her favorite bookstore. She becomes her world's primary defender.
Bald of Evil: His human form isn't usually described in detail, but at least once, he goes bald.
Waking Non Sequitur: After Soul beats him, the first thing on his mind is the last thing Soul said to him.
Affably Evil: He's usually very polite and articulate, anyway... although there are indications that it may just be part of the show.
A Pupil of Mine, Until He Turned to Evil: The story goes that he was a part of of Queen Aurora's "Defenders" — and there's reason to wonder if that was even necessary, but one thing at a time — "neutralizing" dangerous magic users before going rogue and becoming one of the most dangerous ones of all.
Sharp-Dressed Man: And it irritates Eriko that someone actually seems to respect him for his flair after he committed mass murder.
Nice Hat: ...leading to one of the funniest moments so far when he messes with a scientist from inside his cell, gives him his hat to analyze, and by the time he comes back he's wearing another, identical hat.