Fan Casting Martian Manhunter

Set in the late 1800’s We start with J’onn’s happy life on Mars with his wife and children learning Martian culture and how they’re peaceful that is until J’onns brother Ma’alefa’ak betrays their kind and starts a war with the White & Green Martians, the greens are slaughtered but J’onn is teleported to Earth by dr Saul Erdel J’onn so confused and not knowing what to do, dr Erdel introduced J’onn to his family and the town who accept him J’onn starts to live a new life teaching humans about Martians culture however one citizen Carl Draper doesn’t like the thought of a Martian living among them so he sneaks into Saul’s lab and tried sending J’onn back but accidentally activates the portal sending Ma’alefa’ak and a group of white Martians to the town, J’onn must step up and face his fears and stop the White Martians and his brother, J’onn succeeds and defeats the Martians but J’onn’s friend and town sheriff John Jones dies in the battle. J’onn decides the world isn’t ready to know aliens exist so he takes on Johns identity and protects the town through the decades until we arrive in present day and he hears about a Kryptonian on Earth.