Board Thread:Naruto Discussions/@comment-26993711-20160123064723/@comment-734582-20160123131012

Sayian101 wrote: I know madara for god knows why, was able to use susanoo without any eyes. Tobirama's explanation of the Sharingan dictates that the sharingan KKG influences more than just the eye. The Sharingan eye is thus not the only manifestation of the kekkei genkai.

As to Sasuke, well Passward showed it.