User blog comment:Xilinoc/Ch. 584 - THE HEADLESS STAR 3/@comment-5551986-20140611182431/@comment-5398287-20140612143720

Hmm, I really like this idea of sealing and separation. It would certainly explain a lot.

As for Yhwach's god complex, I've always thought that formed because he has a god-like power and, well, his people regarded him as a god even as a baby.