Episode 515
The Revolution’s End! Luffy’s Final Battle to Protect the Sea
Japanese: 革命の終焉!ルフィの海を守るための最終決戦
Kakumei no Shūen! Rufi no Umi o Mamoru Tame no Saishū Kessen
Luffy and his crew infiltrate the warlord’s island, where they face off against elite guards who protect the island's secret treasures. The crew uncovers a hidden faction operating beneath the warlord’s rule and must fight to stop them from unleashing a destructive weapon that could tip the balance of power in the Grand Line.