Aflevering 554 - De Ultieme Piratenslag! Luffy vs. de Topcommandanten van de Marine

Episode 554
The Ultimate Pirate Battle! Luffy vs. the Navy’s Top Commanders
Japanese: 究極の海賊戦！ルフィVS海軍トップ司令官
Kyūkyoku no Kaizoku-sen! Rufi VS Kaigun Toppu Shireikan

On the new island, the Straw Hat Pirates are forced to team up with the locals to stop a rogue group of pirates exploiting the island's resources. The crew learns that the island holds an ancient artifact that could direct them to the treasure’s ultimate location, but first, they must protect it from being stolen by a dangerous enemy force.