What is "mentallo"

Mentallo (Marvin Flumm) is a fictional supervillain, a mutant appearing in American comic books published by Marvel Comics. After having been fired for cause after attempting a covert S.H.I.E.L.D. takeover, he has since operated as both a freelance criminal and subversive and a high-ranking agent of HYDRA. He is usually depicted as using technology to increase his power.

Mentallo may refer to:

• Flex Mentallo - A DC Comics character
• Mentallo - A Marvel Comics character
• Mentallo and the Fixer - An American industrial music band
• Metallo, a similarly-spelled DC Comics character