Yu-Gi-Oh! Monster Capsule: Breed and Battle Game Guide (遊・戯・王 モンスターカプセルブリード&バトル PS版 Yū-Gi-Ō Monsutā Kapuseru Burīdo ando Batoru PS-ban) is the game guide for Yu-Gi-Oh! Monster Capsule: Breed and Battle. It was authored under the collective name STUDIO HARD[1] and published in Japan by Shueisha in August 1998.[2]