Fan Casting J'onn J'onzz in JUSTICE LEAGUE: UNITED WE STAND

Dr. Saul Erdel, attempted through experimental communication technology to contact Mars, to see if like still exists outside of Earth. What returned through the beacon he transmitted was not a message from Mars; it was a Martian. Erdel learned that Mars was dead. This Martian was named J'onn J'onzz. He had no desire to conquer, but took to earth joining it's people and the Justice League to make certain that the end that Mars faced would never happen to Earth.