Board Thread:Theories and Speculation/@comment-34656247-20180531072459/@comment-32685487-20180602174936

Pretty much.. and I think Itachi was being generous with its final usage against Sasuke.. Ninja of War states why. So like Itachi originally said, only a MS user who shares his blood has a chance to break the Tsukuyomi at full force.. even then I'm iffy on that.