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S1 E46: Attack of the Prehistoric Pokémon

Name: Attack of the Prehistoric Pokémon
Released: 1998-05-28

Our heroes approach Grampa Canyon, famous for the beautiful scenery of its valley. As they approach, however, they find wave upon wave of people also heading for Grampa Canyon.

Air date	May 28, 1998
Runtime	23 minutes
TMDB rating	★ 7.5/10