Episode 231 - The Devil’s Fruit’s Secret! Luffy and the Crew’s Ultimate Test

Episode 231
The Devil’s Fruit’s Secret! Luffy and the Crew’s Ultimate Test
Japanese: 悪魔の実の秘密！ルフィと仲間たちの究極の試練
Akuma no Mi no Himitsu! Rufi to Nakama-tachi no Kyūkyoku no Shiren

The Straw Hat Pirates continue their travels, and they arrive at an island famous for its mysterious and powerful creatures. The island, once a peaceful place, is now in turmoil due to the rise of an ancient force. The crew must decide whether to help the islanders or leave them to face their fate. Themes of protection and community are explored.