Godzilla: Monster of Monsters is a video game released for the Nintendo Entertainment System, in which players control Godzilla and Mothra as they defend Earth from an invasion by space monsters sent by Planet X. The game features eight battle stages where players combat various enemies to thwart the extraterrestrial threat and secure the planet's future.
The invaders from Planet X attack earth as part of their plan to conquer the entire universe, using a legion of space monsters. The earth sends Godzilla, the strongest monster on the earth, and Mothra, to defend itself. Godzilla advances through 8 battle stages to defeat a legion of space monsters controlled by Planet X. For the sake of the future of the earth, Godzilla's fierce battle now begin...