Sasuke could finally regain his Rinnegan in Boruto. This power up could allow him to compete with other characters.

Madara Uchiha’s strength and abilities transcend ... Sasuke achieved the full-body Susano'o, gained the Eternal Mangekyo Sharingan, Rinnegan, and Six Paths powers. Despite his past, he redeemed ...

From the startlingly potent Chidori, inherited from the genius of Kakashi Hatake, to the scary, but also glorious Susanoo ... were variations used by Madara Uchiha and Sasuke, respectively.