Board Thread:Naruto Discussions/@comment-25101952-20140922020844/@comment-11276487-20140924224133

Hiyayaka-kun wrote: Spyrocks wrote: I think the only way Naruto and Sasuke will achieve there final power ups, is if Sasuke gets both Rinnegans and Naruto gets all the power of the tailed beast(Bijuu way, not chakra way)

No, they have to asspull so hard that they actually experience rectal prolapse. Furthermore, much like the EMS, they have to trade intestines and then shove the other's back up there to experience the full effect.

Inless if Jashin knows where one is, or maybe Sasuke might get a new eye.

The Jashin eye.

But this is just a theory.