Episode 656 - The Ultimate Heritage! Luffy's Fight for the Ocean's Destiny

Episode 656
The Final Legacy! Luffy’s Battle for the Future of the Sea
Japanese: 最後の遺産！ルフィの海の未来をかけた戦い
Saigo no Isan! Rufi no Umi no Mirai o Kaketa Tatakai

Luffy and the crew pass the trials set by the secret society, proving their strength and resolve. As a reward, they are given crucial information about the ancient civilization and its connection to the lost weapons. The crew learns that the treasure they seek is not just a physical object, but a key to unlocking the world’s true power.