Almost nothing is known about the Martian Manhunter's early life, other than that he is a member of the Crime Society. He was seen in a monstrous form but wether this is his true form is unknown. He is currently a still a member of the Crime Syndicate.
- Genetically Modified Martian Physiology
By Earth standards, the Martian Manhunter is one of the mightiest heroes as he possesses vast levels of superhuman strength, however on Mars J'onn possesses the strength level of an average adult male Martian in peak physical condition.
- Appearances of J'onn J'onzz (Earth-3)
- Images featuring J'onn J'onzz (Earth-3)
- Quotations by or about J'onn J'onzz (Earth-3)
- Character Gallery: J'onn J'onzz (Earth-3)