Episode 633
Luffy’s Ultimate Showdown! The Battle for the Future of the Sea
Japanese: ルフィの究極の決戦!海の未来をかけた戦い
Rufi no Kyūkyoku no Kessen! Umi no Mirai o Kaketa Tatakai
The Straw Hat Pirates face their toughest battle yet as they confront the ancient civilization’s last protectors. The battle is fierce, but Luffy’s team eventually prevails. However, as they escape the island, they realize that the treasure they are seeking is not only a physical object but also a source of unimaginable power that could reshape the world.