Board Thread:Naruto Discussions/@comment-26800188-20150721182335/@comment-734582-20150723122219

KuroiToketsuHoshi wrote: It was both. To be honest, i don't really know about that. I do recall that the seal allowed his and kurama's chakra to mix, but it was orochimaru's Five Elements seal that made his chakra control suck. Still, it could be that the original seal didn't help with his chakra control.