Tetsutetsu is the number 26 pro hero and is a strong, confident, challenging man who tries to push past his limits. his all muscle and no brain, but he is manly and wants to be strong to be a hero one day. he can get a bit competitive and irritated, but he can respect his opponent. his quirk makes him able to turn his whole body into hard steel at any time. he is muscular with sharp teeth, sliver hair, and an eager personality. He's married to Kendo Itsuka. They have a child together named Mitsu.