The hull can be opened, and there is a big shark hidden inside. The hull can bend upward, that is, the mast can tilt downward and eat other ships with its mouth open. Shortly after the war, several warships of the pirate fleet were forcibly eaten. The Silent Mary is the warship of ghost captain salazar in Pirates of the Caribbean 5. Cursed as a ghost ship, all the crew are dead. But trapped in the devil's delta.