Yeh but lets not forget Kaguya had the 10 tails power on her side and this still happened so the sharingan prevails in the end.Byakugan countered Sasuke's Rinnegan and Eternal Mangekyou Sharingan. Plus him using Perfect Susano'o was also countered and delt with. Going by your logic Byakugan is superior, thanks for agreeing.
Byakugan > Rinnegan and Eternal Mangekyou Sharingan.
^ Mangafact as it happened in the Manga. I will gladly accept your concession.
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