User blog comment:IamJakuhoRaikoben/Chapter 413: The Book of E.N.D, Review./@comment-83.253.84.32-20141222153307

I think that when we learn more about Acnologia and his backstory we will learn that he wans to do more than just destroy. He probably got more of a goal an motives for why he does what he does that we will learn about later.