Believe it or not, the much believed electric mouse from the Pokemon television and video game series was not intended to be the Pokemon that main character Ash Ketchum was intended to have at the beginning of his journey. As avid players of the Pokemon Gameboy games will know, Pikachu was actually not one of the three starter options in the Red and Blue versions of the game either. Since these are the first games to be released in the series, they are the ones that hold the most significance to many players.