Battery has not been changed, but saves. GameBoy system not included. I HAVE TONS of other Pokémon games on my store! Step into the world of Pokémon with this authentic and fully functional cartridge of the classic game, Pokemon Blue Version. Immerse yourself in the role-playing adventure of catching and training Pokémon on your trusty Nintendo Game Boy Color. Released in 1998, this game will take you back to the early days of the Pokémon craze.

Join the millions of fans who have played this E-rated game from Nintendo, featuring favorite characters like Pikachu and Charizard. This cartridge is in great working condition and ready to provide hours of fun and entertainment. Get ready to relive the nostalgia of your childhood with this amazing Pokémon game.