Board Thread:Naruto Discussions/@comment-3965545-20160510012347/@comment-3965545-20160518164614

That's speculation. He only came for the chakra receivers. Which is why he went out of his way to get them from the Animal path.

@Randall, no they don't have to be a transmigrant to use the eyes, only a Senju or Uzumaki is needed, as shown with Nagato. Yamato or Tsunade could also use those eyes.