Board Thread:Naruto Discussions/@comment-26993711-20160721085654/@comment-25122992-20160721100023

C`mon, dude, I'm sure that the explosion clone was called a shadow clone in its profile of the Second Databook (which comes from Kishi himself), so there's no need of any theories. Also, you're actually right about Itachi using only shadow clones in the part 1, so it's at least the one more proof.