Pokémon

Season 1, Episode 74

Episode Title: The Ancient Puzzle of Pokémopolis

Air Date: 1998-11-26

Overview:

While training, Ash and his friends accidentally uncover the ruins of Pokémopolis, an ancient city. After a bit of research, they find a giant Gengar and a giant Alakazam starting to fight. Then, a giant Jigglypuff appears to put them to sleep.