Board Thread:Naruto Discussions/@comment-27662856-20180316054643/@comment-7292165-20180317051030

BlazeRelease wrote: Wait, I thought this debate was about just those two eyes? Not people/users like Sasuke and Neji. The Sharingan can use genjutsu, even the 1 tomoe one. Though I feel like I misunderstood your reply, maybe you meant to tell me something else. No you're right. I confused this with the Sasuke vs Neji fight. My bad.

However, the Byakugan allows one to see through genjutsu to an extent.