Board Thread:Episode Discussions/@comment-25319479-20180614110007/@comment-30323490-20180614171010

Stonecoldstunner wrote: The Rinnegan has been shown and stated to be the evolution of the Sharingan when mixed with Ashura's chakra, in both the anime and manga, in the anime even, Hagoromo's Sharingan actually evolves into the Rinnegan.

False.Having the sharingan is not a requirement for the rinnegan.It is a misconception.You can have normal eyes, but if you get hold of Indra`s and Asura`s chakra, you awaken the rinnegan.