Board Thread:Theories and Speculation/@comment-1512913-20161119171442/@comment-25122992-20161128221406

I think if they could do it, it'd be mentioned in the series at least once. And yet, they always used only Dust Release. But there's no evidence that Kekkei Genkai is necessary for Kekkei Tota, although the theory about selective breeding seems quite plausable.