In the previous episode, Mahito confronted and killed Nanami, who left Yuji with some parting words. As Yuji and Mahito started to exchange blows, Mahito split himself in two. The Double ...

A Jujutsu Kaisen fan pointed out one such inconsistency regarding the Cursed Spirit Mahito's Idle Transfiguration technique. However, the manga may have already explained this inconsistency.