One Piece 1x50 Usopp VS Daddy Masterson ! Duel sous le soleil ! Season 1 Season 1 61 EpisodesSeason 2 16 EpisodesSeason 3 14 EpisodesSeason 4 39 EpisodesSeason 5 13 EpisodesSeason 6 52 EpisodesSeason 7 33 EpisodesSeason 8 35 EpisodesSeason 9 73 EpisodesSeason 10 45 EpisodesSeason 11 26 EpisodesSeason 12 14 EpisodesSeason 13 101 EpisodesSeason 14 58 EpisodesSeason 15 62 EpisodesSeason 16 50 EpisodesSeason 17 56 EpisodesSeason 18 55 EpisodesSeason 19 74 EpisodesSeason 20 14 EpisodesSeason 21 126 Episodes Usopp se trouve confronté en duel à un ancien tireur d'élite de la marine, converti en chasseur de prime, qui par le passé a affronté son père, Yasopp.