Board Thread:Wiki Discussions/@comment-24871958-20140427161249/@comment-24871958-20140427162330

Seelentau wrote: That was never stated. It was clearly hinted.

And if you look at Yin Release and Yang Release and its properties it becomes obvious imo.

But if you refuse to add Yin Release to Sasuke then atleast remove Yin Release, Yang Release and Yin-Yang Release from Naruto to keep it fair until further revelations by Kishimoto.