Navigation: Use the Six Naval Styles to Dominate the Great Sea Route

Carl traveled to the world of One Piece and became CP9. With a martial arts comprehension system, he specializes in the Sixth Form of the Navy and has countless advanced moves. "After understanding your Lan Kou, it became Xi's advanced move Fengshen Kick!" "After understanding your finger gun, you have successfully learned the advanced move Six Meridians Divine Sword!" "After your iron block has been comprehended, you have successfully learned the advanced move Vajra Indestructible Magic Technique!" "After understanding your paper painting, the advanced moves you successfully learned will change over time!" "After understanding your Moon Steps, you successfully learned the advanced move Tiyun Zong!" "You have learned and successfully learned the advanced move Lingbo Weibu!" … When Carl's six naval styles were fully understood and martial arts was complete. The whole world was shaken. Sengoku: "Karl actually took the entire CP9 and defected to become pirates. This is simply unforgivable!" Garp: "It's not that the world government is too dirty!" Kaido: "This guy Carl actually came to the Grand Line. He is the only person who can kill me!" Im: "The Sixth Form of the Navy is the strongest force in the world!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.