

Across the vastness of Videoland, on the magical world of Hyrule, years have past since the fall of the evil wizard Gannon, and peace reigned throughout the land. Until one dark day, rumor spread that the evil Gannon would rise again. That becomes true. Kevin and the N Team head to Hyrule to meet Kevin's favorite game hero Link and Princess Zelda. Mother Brain gives the Potion of Power to Gannon that restores the evil wizard to his rightful form. Mother Brain tries to get Gannon to serve her, but he refuses and sends Mother Brain, Eggplant Wizard, and King Hippo through the ceiling. Can the N Team and Link stop Gannon and his minions?
King Charles is about to come home through a warp zone that only opens every 1000 video years. But he decides to send a supercomputer called Game Boy in his place. Game Boy turns out to be nothing but trouble for the N-Team. Mother Brain gets Game Boy, and Dr. Wily turns him into Game Brain. When the N Team comes to Metroid to rescue Game Boy, Game Brain sends monsters after them. Duke comes to the rescue, pulling the cords out of Game Boy with his teeth! The monsters disappear. Back at the Palace, the gang officially welcomes Game Boy to the N-Team.
The N-Team is invited to Kongoland by Prince Plenty. Dr. Wily invents a brain swapper so Mother Brain can get a body. She chooses Princess Lana as the donor. However, when they go to Kongoland, Donkey Kong kidnaps Mother Brain and Game Boy. The brain swapper is accidentally attached and activated. Donkey Kong gets Game Boy's body, Game Boy gets Mother Brain's body, and Mother Brain get Donkey Kong's body. Simon and Kevin go to find ""Gape Boy"", Kid Icarus and Mega Man search for Game Boy's ""brain-in-a-bottle"", and Lana decides to give ""Mother Kong"" a makeover. Donkey Kong's family elect Simon their new leader! Everyone's brain is swapped back to the right place, and the Kong family carries Simon off.