User blog comment:Queen Misery/PE Proposal: Marquis of Death/@comment-36757750-20190613163341/@comment-36757750-20190613204235

He's comparable to Marquis in depravity, and similar to him because they're both very powerful beings that cause chaos and despair.

The only good information that i found on him was on TV Tropes, although i don't know if we could use that since we're not TV Tropes.