Earthbound (Nintendo Cinematic Universe)

Earthbound is a Japanese anime film.

Summary
When an evil alien threatens to plunge the world into eternal darkness, a young boy named Ness must embrace his inner hero and embark on the greatest journey of all time.

Plot Elements

 * Late one night in the year 199X, Ness gets awoken by a strange noise.
 * Ness goes out with Porky to rescue Porky's younger brother Picky.
 * They discover a meteorite has crashed into the Earth.
 * This is where they also find Picky.
 * On their way home, an insect from inside the meteorite named Buzz Buzz comes out and explains to Ness that he is from the future where the "universal cosmic destroyer", Giygas, dominates the planet. He instructs Ness to seek out and record the melodies of eight "sanctuaries," unite his own powers with the Earth's and gain the strength required to confront Giygas.
 * Buzz Buzz is accidentally killed by Porky's mother.
 * The next day, Ness begins his journey, gaining PSI powers as well.
 * Ness repels the Shark gang from Onett.
 * Ness rescues Paula from the Happy Happy Cult and she joins Ness.
 * In Threed, Ness and Paula get kidnapped by zombies.
 * Paula sends a message to Jeff, who rescues them and joins them.
 * The group discover that Mayor Geldegarde Monotoli of Fourside is behind the zombie outbreak after being corrupted by a strange Mani-Mani Statue.
 * The Department Store Spook kidnaps Paula.
 * Ness and Jeff destroy the Mani-Mani Statue, freeing Monotoli and Paula and ending the outbreak.
 * The group is joined by Prince Poo, who had just completed his meditation.
 * The group free the Mr. Saturn race from Master Belch.
 * After finding the eight sanctuaries, Ness and his friends go back in time, realizing the only to stop Giygas is from within the past.
 * Poky, who allied himself with Giygas, releases his master before disappearing.
 * With help from the prayers of the inhabitants of Earth, Ness and the gang defeat Giygas.
 * Ness and his friends return to the present and return home, with Ness wondering where Porky disappeared to.
 * Post-Credits Scene: Ness discovers a weird box hooked-up to his TV set, along with a cartridge that reads "Wanna Play?" Curious, Ness puts the cartridge into the box and flips the switch on...just as the screen cuts to black.