Countless sea monsters surfaced, clinging to hulls as they charged toward the pirate ships and fought the pirates and the sea monsters on their side.
With the sirens' arrival, the Heart of Deep Blue's power was influencing the ocean. Though the Pirate King held the power of thunder, the sea had already given its allegiance to the sirens.
The currents were growing chaotic, and the Pirate King's Ritual Array had become unstable, but he had no attention to spare for it.
The restraints on the giant whale gradually weakened. Finally, its tail slammed against the sea.
Boom!
The immense force raised a towering tsunami, flinging the nearby pirate ships away. The giant whale, which everyone had thought dead, actually began swimming and dove beneath the surface.
The Pirate King and Walton were still locked in a deadly fight. Both noticed the giant whale's departure, but neither let it distract him again. The giant whale could not escape. As long as they had the Sea Chart, they could bind it a second time, and next time, they would kill it for good.
The Sea King's hull gave off a teeth-grating metallic groan as the enormous Sea Beast's tentacles tightened around it.
The Pirate King forced Walton back with one slash, then swung his blade toward the side of the ship. Lightning flashed, severing two tentacles so thick that several people together could barely encircle them.
"Roar!"
The pain only made the demonic beast more savage. It thrashed the Sea King about, flinging many aboard straight into the sea. Both the Pirate King and Walton struggled to keep their footing, darting across the constantly tilting deck as they fought.
Compared with the clash Mulan had imagined, their control of magic power was more precise and more dangerous. They were not using grand