Avsnitt 818 - Piratkungens arv! Striden för att skydda havets framtid

Episode 818
The Pirate King’s Legacy! The Battle to Protect the Future of the Sea
Japanese: 海賊王の遺産！海の未来を守るための戦い
Kaizoku-Ō no Isan! Umi no Mirai o Mamoru Tame no Tatakai

The Straw Hats set sail toward the hidden island, prepared for the dangers that lie ahead. Along the way, they encounter a series of powerful enemies who attempt to prevent them from reaching their goal. As the crew battles these foes, they learn that the island is guarded by a group of ancient warriors, who have sworn to protect its secrets.