Episode 728 - Luffy! Full Force Leo Rocket Launch!

Episode 728
Luffy! An All-Out Leo Bazooka!
Japanese: ルフィ！総力戦レオバズーカ
Rufi! Sōryokusen Reo Bazūka

The crew learns that the island’s rulers are using a powerful weapon to control the population. Luffy and the crew work with a group of rebels on the island to overthrow the rulers and free the island. The fight against the weapon and the island’s oppressors leads to a fierce battle, with the Straw Hats using their combined skills to take down the enemy forces.