He has pale skin, dark blue-shaded slit eyes, pointed ears, and waist length white hair with a single lock that has a blue underside. He also has what appears to be two bright, blue horn-like accessories at shoulder length. He wears a formal blue suit with varying accents of blue ranging from light to dark colours. Neuvillette is the Iudex of Fontaine and the leader of the Marechaussee Phantom. Somehow, he can taste different kinds of waters depending on where it comes from.