The Martian Manhunter is the last survivor of the planet Mars. His real name is J'onn J'onzz but also uses the alias John Jones when in human form.
The Martian Manhunter is one of the most powerful super heroes in the DC Universe. His powers include invisibility, shape-shifting, phasing, telepathy, flight and even strength that rivals that of Superman. He has a fondness for Oreo cookies. His major weakness is fire.