Board Thread:Versus Debates/@comment-26636534-20180205153025/@comment-4080775-20180303154246

HeroOfSacrifice

Kishi stated himself that genjutsu can't kill by itself and only when combined with Senjutsu can Yin Release be used offensively, as in killing a target. Kishi Canon > Novels.

And Itachi's Genjutsu isn't going to physically disrupt Menma's chakra if his body isn't physically there.