The four emperors

Noobington didn't wanted to loose again control of The One Piece World. Noobington called the four emperors for help. He asked to Shanks for help to rule the One Piece. He named Luffy as Pirate King and Fujitora as marine king. They both did peace and never attacked each other. Luffy named all the four emperors as great Yonkos. All the four emperors were grateful to Luffy and Noobington. After a while Noobington was named as Pirate King and ruled all the world . Shanks became Pirate King.