Pirates: Legend of the Black Buccaneer

Pirate Francis Blade suffers shipwreck and washes ashore on the mysterious island La Borgne. In a cave, he discovers an amulet that allows him to transform into Black Buccaneer, a cursed pirate with supernatural voodoo powers. He needs to find a way off the island, collect items to repair his ship, and fight the witch La Borgne who guards the treasure she has collected over the years. (Mobygames)