J'ane J'onnz was the daughter of J'onn J'onzz. She was born on Mars. When J'onn left and was thought to be the last of his kind, in result J'ane had a mental connection with her father in which they cannot die if one of them are alive. She was tortured by the White Martians and fled to Earth to her father. Her father was emotionally moved when he saw that his daughter was still alive. She soon was trained by her father and soon he let Blaster man take her as his own side kick. She fought alongside him with a lot of crimes in Star City, America Island, and Gotham City. She is currently a founding member of Justice League Heroes.