Konoha Holy Grail War, I, Sasuke, Destroy Konoha!

Traveling through Konoha to become Sasuke, the Chunin examination site, the Holy Grail War comes to the ninja world! The person selected as the Master can summon heroic spirits to fight on his behalf, and the winner will receive rewards! The First Holy Grail War. Congratulations on successfully summoning Future Sasuke. You will receive the reward: Mangekyō Sharingan. Just when he was about to teach his weak self to take revenge, he was shocked. "What the hell? How does this past me know more than me?" "And why does he have the Mangekyō Sharingan?" Sasuke looked at the confused Future Sasuke, "Go and take revenge, Future I am weak! I will wipe out all the Sarutobi and Shimura families!" … Since then, the ninja world has been in complete chaos. By the time of the Third Holy Grail War, the Six Paths were flying all over the sky. Six Paths Madara: "Damn it, Black Jue has lied to me for so many years, so die!" Six Paths Obito: "Madara, it's time to settle the grievances between us!" Otsutsuki Kaguya: "I want the moon back! The ninja world is too scary..." The introduction is weak, please read the text! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.