737 Eternals : Kro

Kro (sometimes referred to as the Warlord Kro) is a fictional supervillain appearing in American comic books published by Marvel Comics. Created by Jack Kirby, Kro first appeared in Eternals vol. 1 #1 (July, 1976) and will debut in the upcoming Marvel Cinematic Universe film Eternals (2021). Kro is a warlord, dictator, and general to the Deviants; Deviants being an offshoot of the evolutionary process that created human life on Earth instigated by the Celestials. They were created to wage war against their counterparts, the Eternals. He is 20,000 years old and secretly an immortal-shapeshifter closer to the Eternals then his own kind, forcing him to hide his powers from his people. Over the centuries he has been mistaken to be the Olympian Pluto, the Devil, and many other mythological figures.