Heru Dokuta

"“Remember, Ichirou Tachibana. You are about to dig your own grave.” —Heru" Heru Dokuta (毒田亜‎どくたあ 経へる) was a human professor who sold his soul to the Mycenaean Empire and became the Great Marshall of Hell. Heru is one of the villains of the film Gamera vs. The Great General of Darkness.