第544集 - 革命者的最后抵抗！路飞的终极对决

Episode 544
The Revolutionaries’ Final Stand! Luffy’s Ultimate Showdown
Japanese: 革命軍の最後の戦い！ルフィの究極の戦い
Kakumei-gun no Saigo no Tatakai! Rufi no Kyūkyoku no Tatakai

The crew sails to a new island where they encounter a group of rebels fighting against a tyrannical ruler. Luffy and the others decide to help the rebels overthrow the ruler and free the island’s inhabitants. As they fight, they uncover a dark secret about the ruler’s past and his connection to a long-lost treasure.