At the climax of the film Superman II, it looked as if villain General Zod had beaten the world’s superhero. Zod had coerced Superman into a crystal chamber that was designed to expose him to sunrays from their home planet Krypton—rays that would neutralize his superpowers. But Superman secretly reconfigured the chamber so that the power-draining sunrays were released on General Zod and his Kryptonian cronies instead!