Episode 739 - Luffy’s Final Stand! The Battle for the Future of the Sea

Episode 739
Luffy’s Final Stand! The Battle for the Future of the Sea
Japanese: ルフィの最後の立ち向かい！海の未来をかけた戦い
Rufi no Saigo no Tachimukai! Umi no Mirai o Kaketa Tatakai

The Straw Hat Pirates engage in a fierce battle against the rival pirates, but they uncover an unexpected twist: the treasure is not material wealth, but the knowledge of the lost pirate kings who once ruled the Grand Line. With this new information, Luffy and the crew must decide how to use it in their quest for the One Piece.