One Piece: Season 1, Episode 773

1 - 773: The Nightmare Returns - The Invincible Jack's Fierce Attack

The alliance consists of Ninja-Pirate-Mink-Samurai plans to split up for multiple reasons and agrees to meet at Land of Mano, Jack and beastman pirates returns and attack Zunisha ( The elephant that carries the island Zou) and injures it, while the island is shaking vigorously Luffy and Momonosuke hears a mysterious voice in their head.