Naruto: Overthrow the Uchiha Tyranny

This book is also called "In the Naruto World Where the Protagonist is Killed" This is a Naruto world where Black Zetsu travels from the future to the past, causing a violent chain reaction! Uzumaki Naruto died on the night of the Nine-Tails Rebellion when he was born. A large number of high-level officials in Konoha died. The five major ninja kingdoms were fragmented. The Hokage family fell into exile, and Uchiha completely ruled Konoha. The protagonist is an experimental subject who was exiled in Konoha in order to counterattack, and merged some of Naruto's cells with various cells. In the final stage of the experiment, Black Zetsu and the Uchiha family discovered that Black Zetsu did not kill the protagonist. Instead, he further increased the dose of the experiment without telling everyone, and wanted to completely transform it and use it as a backup chess piece to prevent accidents...