Captain Marvel Jr. coma after being thrown into the lake by Nazi, and Freddy is found to have a severely injured spine and a broken leg, which will prevent him from ever walking again. After a second attack from Captain Nazi, the injured Freddy is taken to the wizard Shazam by Captain Marvel and his sister Mary Marvel, who both grant the boy the power to become Captain Marvel Jr. However, Jacob dies, and Captain Marvel Jr. goes on a rampage against Captain Nazi until the other Marvels intervene. Nazi and Captain Marvel Jr. would become arch-enemies, regularly pitted against one another. Junior
Adventures of Captain Marvel Marvel were derivatives of Popeye. About a decade later, following an ongoing legal battle with National and a declining comics market, Fawcett ceased publication of all its comic book titles. In the 1970s the dormant Captain Marvel family of characters was licensed and revived by DC Comics, which they ultimately wound up purchasing, adding a final chapter to the Fawcett/DC saga. The opening military scenes in the serial were reused footage lifted from Republic's 1938 film "Storm Over Bengal". Republic cast Frank Coghlan as Billy Batson due to his physical resemblance to the character. There was, however, some criticism that