One Piece Season 16 Episode 671
Defeat Sugar! The Army of the Little People Charges!
Operation SOP is underway and nearing its final stage! But Trebol proves a far stronger guard for Sugar than was expected, so Robin hatches a plan to lure him away. But is there enough time to execute the plan before the ruse is discovered? Meanwhile, Zoro pits his expert swordsmanship against the indomitable Pica!