A man who appears to be the vocalist and leader of a band that includes Agatha and Crazy. He has scars all over his body, including his hands, and wears delinquent-style all-black clothing. Throughout Machine Girl, he shows signs of not being a normal human, such as his entire face turning pitch black and multiple eyes appearing, similar to creature characters like Alice and Penn. He shares many characteristics with Alice, specifically wearing a necklace with his own symbol, having torn clothes, and visible scarring. In Machine Girl, for unknown reasons, he was seen hitting Scary with a bat or pushing him away. His voice is said to be so loud that it echoes across an entire mountain.

A unique cat beastman with eyes on the right side of his face and a mouth on the left side, wearing a bowtie. He can also transform into a human form. The shape of his pupils changes depending on his emotions. In secondary creations, he is almost always depicted in his human form.