Kai Chisaki

Overhaul (オーバーホール) is a Villain and leader of his organization.

Appearance
Overhaul looks like a typical man in his 20's, but he wears a beak-shaped mask reminiscent of a plague doctor.

Personality
Overhaul appears to be insane, believing that everybody around him is sick. He is also extremely violent and does not discriminate if his victims are villains or not.

According to Twice, Overhaul seems to treat some villains rather nicely, as evident from their conversation. Although, because of Twice's contradictory personality, this is questionable.

Synopsis
Overhaul and some cohorts destroy the getaway vehicle of Team Reservoir Dogs. He comments on how weird it is that a group of adults teamed up just to steal a cash register from a store, and declares that they were sick.

Overhaul is later approached by Twice. After talking with one another, Overhaul asked Twice to meet Shigaraki Tomura.

Equipment
Mask: Like various of his members, Overhaul wears what resembles to be a bird-like beak plague doctor mask.

Trivia

 * The history and use of the plague doctor mask Overhaul wears appears to reflect his belief of illness all around him.

Quotes

 * (To Team Reservoir Dogs) You guys have an illness. Illnesses must be cured."