Houjou Seigo

The Scarred Doctor is an unnamed character introduced in Toaru Kagaku no Railgun: Astral Buddy. Formerly a researcher at Clone Dolly Ideal, he was working with Mitsuari Ayu on her plan concerning Yuuri Senya, along with Houjou Arei.

Abilities
The doctor is capable of performing rapid self-surgery on his face without a mirror.