User blog comment:JohnnyN64/END/Natsu theories don't add up/@comment-49.151.22.143-20150120065327/@comment-49.151.22.143-20150120070727

same person here

MAYBE DRAGONSLAYERS ARE HUMANS TURNED INTO A DEMON, DRAGONS TOOK THEM AND TEACHED THEM DRAGONSLAYING MAGIC SO THEY PRACTICE MAGIC INSTEAD OF CURSE