Episode 480 - Luffy’s Final Battle! The Ultimate Fight to Become Pirate King

Episode 480
Luffy’s Final Battle! The Ultimate Fight to Become Pirate King
Japanese: ルフィの最後の戦い！海賊王を目指す究極の戦い
Rufi no Saigo no Tatakai! Kaizoku-Ō o Mezasu Kyūkyoku no Tatakai

The crew battles the guardian creature and unravels a new mystery surrounding the island's ancient civilization. They learn that the island holds more than just historical significance—it may also be the key to finding the next great treasure of the Grand Line. As the crew prepares to leave, they make an unsettling discovery that sends them off in a new direction.