Board Thread:Theories and Speculation/@comment-25093611-20160322113057/@comment-26636534-20160419134516

An arc of Naruto learning some of the powerful sealing techniques that the Uzumaki clan was known for, maybe even the Ghost transformation technique. Learning about shadow clone training back in part 1 and truly exploiting all the advantages that comes with it. Imagine, Naruto could have learned all the non-Kekkei genkai and hidden techniques in the world, while also being the most knowledgeable and experienced shinobi in the world.