One Piece: at the Beginning, Madara's Upper Body Group Destroys the Demon-Slaying Order

[Follow the ship in the early stage, quit in the middle stage (currently retired) + single/no heroine (the author is a Robin fan, if there is a heroine, it will definitely be Robin) + Ninjutsu + two-dimensional (the protagonist may summon other two-dimensional characters to obtain the opponent's skills) The protagonist is not a simulation, but has Uchiha Madara's skills! Strode, who traveled through the world of pirates, obtained a golden finger, which allowed him to summon other two-dimensional characters to take over and obtain all the skills of that character, but he had to come to that world after the world ended to fulfill his wish. Uchiha Madara: Boy, have you seen me in my heyday? Aizen Sosuke: Let me tell you, the so-called power.