Biography
Beefcake was a regular human until he drank the Biceps Brachii King steroid from his older brother, Oldface, which turned him into a mutated giant.
(Source: One Punch Man Wiki)
Powers & Abilities
No Powers & Abilities are available for this character yet.
Anime Appearances
Manga Appearances
No unique manga appearances found.
Voice Actors
Hamazoe, Shinya
Production Staff
Shingo Natsume
Director
Tomohiro Suzuki
Series Composition
Chikashi Kubota
Character Design