Episode 337 - Luffy’s Last Challenge! The Ultimate Test to Become Pirate King

Episode 337
Luffy’s Last Challenge! The Ultimate Test to Become Pirate King
Japanese: ルフィの最後の挑戦！海賊王になるための試練
Rufi no Saigo no Chōsen! Kaizoku-Ō ni Naru Tame no Shiren

With the artifact safely secured, the Straw Hat Pirates leave the island behind and set sail for a new adventure. However, their journey is interrupted when they encounter a powerful new enemy—a group of bounty hunters who seek to claim the crew's heads. This episode introduces a new layer of danger for the crew.