Zombieman

Zombieman

ゾンビマン
Race: Human
Occupation: Superhero
Level: S-Class; Rank: 8
Affiliation: The Heroes Association
Debut: Chapter 29

Zombieman is a young man with scruffy, black hair, red eyes, thin eyebrows and a pale complexion. He wears a worn out, open coat over his black shirt.

It is later discovered that he was created by the House of Evolution as one of the immortal creations, but managed to escape and become a hero.
(Source: One Punch-Man Wiki)