User blog comment:IamJakuhoRaikoben/Chapter 440: God Serena, Review./@comment-1153699-20150615114832/@comment-3290324-20150615173448

Serena seems more like a Natsu battle. Maybe a Laxus/Natsu tagteam, but I don't see Serena fighting Laxus alone. Particularly if he's the big bad of this arc.