Episode 745 - The Ultimate Battle! Luffy's Greatest Test

Episode 745
The Final War! Luffy’s Ultimate Challenge
Japanese: 最後の戦争！ルフィの究極の挑戦
Saigo no Sensō! Rufi no Kyūkyoku no Chōsen

After defeating the World Government's forces, the Straw Hat Pirates uncover the full history of the island and its powerful artifact. The island’s inhabitants thank the crew for their bravery, but the Straw Hats realize that their journey must continue. They leave the island, knowing that the artifact’s secrets must remain hidden to protect the world from its power.