User blog comment:Miskos3/Fairy Tail Chapter 506: The Broken Bond, Review/@comment-23887466-20161017143817/@comment-5303512-20161019024622

What mistakes? He didn't make any mistakes, he may have felt like it but that has all evaporated years ago, now it is just revenge, that is what makes the Demon Marks corrupting him.

And fighting irrationally? Really? That is your excuse? It makes him stronger, it just makes him morally irrational, if you don't believe it then you are in denial.