Superman II

Before the destruction of Krypton, the criminals General Zod, Ursa and Non are sentenced to banishment into the Phantom Zone. Years later, the Phantom Zone is shattered near Earth by the shockwave of a hydrogen bomb, thrown from Earth by Superman. The three criminals are freed and find themselves with superpowers granted by the yellow light of the Sun. After landing on the moon and effortlessly killing a team of astronauts exploring there, they continue on to the Earth with plans to conquer the planet.