Ch. 421Young Sasuke's Doubts: Why Do You Have the Mangekyō Sharingan?!
Adult Sasuke protected Boruto from young Sasuke and the Uchiha Police Force, revealing his Sharingan and then his Susanoo. The chapter left young Sasuke and the clan stunned by the one-armed stranger’s Mangekyō Sharingan.
- Young Sasuke attacked adult Sasuke with a flaming sword and a Great Fireball, but adult Sasuke deflected the attacks and split the fireball.
- Adult Sasuke revealed his Sharingan, prompting young Sasuke to question his identity and accuse him of impersonating an Uchiha.
- Young Sasuke ordered the Uchiha Police Force to attack, and the clan unleashed a barrage of fire and shuriken techniques.
- Adult Sasuke summoned Susanoo to shield himself and Boruto from the attack.
- Young Sasuke recognized Susanoo and realized that adult Sasuke possessed the Mangekyō Sharingan.