User blog comment:Xilinoc/Ch. 565 (Mangapanda is run by lazy barnacles)/@comment-1268838-20140122195654

Strange that Yhwach spoke to James, and not to Mask. Could it be that James was the true body all along, and that Mask was just some strange, over-the-top embodiment of his wish fulfillment?

As for Yhwach's origins... well, he hardly seems human.