User blog comment:IamJakuhoRaikoben/Chapter 242: Acnologia, Review./@comment-111.68.59.76-20110709082935/@comment-4078901-20110709084001

He may have knowledge about all the Magic ever created but I think that he knows Natsu for a different reason since if he needs someone who can use Dragon Slayer Magic, he could have approached Gajeel or Wendy instead...