User blog comment:IamJakuhoRaikoben/Chapter 489: Universe One, Review./@comment-130.105.224.241-20160616132125/@comment-2214433-20160616144119

Not really. He even had a major fight in this arc. It's not like, say, Hades was doing stuff during the entire Tenrou arc either.

Also, we could debate that it's Acnologia that's the main villain.