Board Thread:Theories and Speculation/@comment-26636534-20150710195521/@comment-734582-20150713120410

GreatestSin wrote: his limited chakra pool he would have a hard time getting susanoo to that point ^_^ His chakra pool isn't small by any measure. Hell, Pain said that he and Kisame had the most chakra among the (then known) Akatsuki members.

QuakingStar wrote: Complete body protects the entire Susanoo and only chakra draining techs, or extremely powerful techs can damage through it. Not to mention Sasuke said it's an Absolute Defence beyond Gaara's.