Gekko Moria is a former Warlord of the Sea and a major antagonist in the One Piece series, created by Eiichiro Oda. He is the captain of the Thriller Bark Pirates and the main antagonist of the Thriller Bark Arc. Moria is known for his ability to manipulate shadows using the Kage Kage no Mi, a Paramecia-type Devil Fruit, which allows him to create zombies by implanting shadows into corpses. Despite his large and intimidating appearance, Moria is cunning and strategic, often relying on his crew and shadow abilities to achieve his goals. His ultimate ambition is to become the Pirate King.