Pokémon Crystal Version[lower-alpha 1] is a role-playing video game developed by Game Freak and published by Nintendo for the Game Boy Color. It is an enhanced version of Pokémon Gold and Silver, and is part of the second generation of the Pokémon video game series. It was released in Japan on December 14, 2000, North America on July 29, 2001 and Europe on November 2, 2001.[1].