Despero is a supervillain appearing in comic books published by DC Comics. The character first appeared in Justice League of America #1, and was created by Gardner Fox and Mike Sekowsky.
Despero as depicted in JLA/JSA: Virtue and Vice (February 2003). Art by Carlos Pacheco.
The Martian Manhunter is a superhero appearing in American comic books published by DC Comics. Created by writer Joseph Samachson and artist Joe Certa, the character first appeared in the story "The Manhunter from Mars" in Detective Comics #225. Martian Manhunter is one of the seven original members of the Justice League of America and one of the most powerful beings in the DC Universe.
J'onn J'onzz, trying (and failing) to relax in his true form and reflecting on his history with the League
Martian Manhunter as he appears in Zack Snyder's Justice League (2021).