User blog comment:IamJakuhoRaikoben/Chapter 470: The Hybrid Theory, Review./@comment-27674224-20160126181825/@comment-25962249-20160131103845

If something smells like a dragon slayer, and yet it has no magical power, death is a very reasonable assumption. For all he knows, somebody else could have gotten to him first. -- For that matter, we can't even say for sure that his sickness was caused simply by over using magic. Acnologia could have targeted him first, and moved on.