After accepting an invitation from a mysterious trainer, Ash, Misty and Brock meet Mewtwo, an artificially created Pokémon who wants to do battle.

• OLM
• The Pokémon Company
• Rica Matsumoto
• Ikue Otani
• Mayumi Izuka
• Satomi Korogi
• Yuji Ueda
• Megumi Hayashibara
• Shin-ichiro Miki
• Inuko Inuyama