One Piece: I Can Summon the Strongest from All Realms

Chen Yuan traveled to the world of pirates and obtained a system that can summon powerful men from all realms! From then on, there is another power in the sea that can change the world! Uchiha Madara: "Do you want to dance too?" Boros: "I've been looking for someone to fight with!" Gilgamesh: "The king will admit it, the king will allow it, the king will bear the whole world on his back!" Marquis Woban, Elder Centipede, Kenpachi Zaraki... Warring States: "There are more and more variables on the sea, but fortunately, we have the strongest navy, Saitama!" This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.