Random FactsCuriousOneMarch 07, 2016comic, jane, kills, mary, radioactive, reign, sperm, spidermanComment In the Spiderman comic 'Spider-Man: Reign', Mary Jane dies due to exposure to Spiderman's radioactive sperm. Random FactsCuriousOneMarch 07, 2016comic, jane, kills, mary, radioactive, reign, sperm, spidermanComment