Martian Manhunter from Most Powerful Superhero

The Martian Manhunter (J'onn J'onzz) is a fictional superhero appearing in American comic books published by DC Comics. Created by writer Joseph Samachson and designed by artist Joe Certa, the character first appeared in Detective Comics #225 "The Manhunter From Mars" in November 1955. He is one of the seven original members of the Justice League of America.