Godzilla vs. King Ghidorah (1991)

In 1944, during World War II, a group of soldiers led by a professor discover a dinosaur on a remote island. They also find a mysterious book that reveals the existence of a time-traveling alien cyborg. Years later, in 1992, Japan is terrorized by the destructive monster King Ghidorah. A team of scientists builds a time machine and sends Godzilla back to 1944 to confront the creature. In a epic battle, Godzilla defeats King Ghidorah and saves Japan from destruction.