Planet X appears when Pluto and Neptune switch positions in the solar system, and its inhabitants begin an attempt to conquer the Earth, using a group of monsters as their primary attack for... Read allPlanet X appears when Pluto and Neptune switch positions in the solar system, and its inhabitants begin an attempt to conquer the Earth, using a group of monsters as their primary attack force. Godzilla, joins forces with the guardian monster Mothra and the forces of Earth to rep... Read allPlanet X appears when Pluto and Neptune switch positions in the solar system, and its inhabitants begin an attempt to conquer the Earth, using a group of monsters as their primary attack force. Godzilla, joins forces with the guardian monster Mothra and the forces of Earth to repel the invasion forces.