Yu-Gi-Oh! Original Soundtrack Duel II (遊戯王デュエルモンスターズ オリジナルサウンドトラック 決闘I2, Yugioh Dyueru Monsutāzu Orijinaru Saundotorakku Kettō Tsū?) is the sequel album to Duel I and the last of its audio collection; it is then preceded by the Sound Duel Series.