Anubis

Anubis (アヌビス, Anubisu) is a character in manga series of Shaman King. He is one of the Four Kings of Hell, and the gurdian of the Spirit of Rain.

Invading Hell
When Saigan Sati and Team "Myooh" invaded Hell to steal the four remaining Great Elemenental Spirits, Yainage faced off with Anubis in order to get to the Spirit of Rain.

Anime/Manga Difference
Anubis as its own entity does not appear in the manga.