Board Thread:Naruto Discussions/@comment-34436445-20180703141210/@comment-26422475-20180716052254

Elveonora wrote: I suppose the authors just have enough faith in us to think that the fanbase is adequately intelligent to deduce that the tomoe = Sharingan, but apparently not. The in-universe explanation is most likely the same, the characters have deduced the obvious. But according to our own wiki, Sasuke's left eye is considered a Rinnegan, though.

And I'm just like... why? Kaguya's third eye is officially a Rinne Sharingan, but Sasuke's left eye is only Rinnegan instead of like a Rinne Sharingan lvl. 1?