One Piece (1999): The Fishing Fish Strike! Across the Deadly Iron Bridge!

As the handover team approaches Green Bit, they are attacked by the fearsome fish that live off the coast of Dressrosa. But that's the least of their problems as they find the bridge to Green Bit has collapsed! As they gather their wits and plan to cross, they find out that something is living on the island - they're not alone!