Ultraman Gaia: The Battle in Hyperspace (Urutoraman Teiga & Urutoraman Daina & Urutoraman Gaia: Choujikuu no daiketsugeki) (1998)

A young boy named Tsutomu, is failing in school from his addiction to Ultraman. One day, while watching an Ultraman Gaia episode, he is teleported into hyperspace where he sees a girl and behind her a scene of mass destruction. He later sees that same girl, named Lisa, in his class. Later on, he finds a mysterious glowing ball (Also from the dream) that tells him it can make any wish come true.