Board Thread:Theories and Speculation/@comment-26998824-20160103023450/@comment-26369387-20160104012747

UltimaDude wrote: Probably for the same reason that a Fireball doesn't internally burn a ninja, or Chidori doesn't shock the user: because otherwise the jutsu would be pointless. Not disagreeing with you, but why is it that Naruto was affected by his own Rasenshuriken at first? Well, Yamato did say that Naruto was about halfway with Rasenshuriken at the time, so there's that.