User blog comment:FairyRaven/Fairy Tail Chapter 425: Sabertooth X792, Review and Commentary/@comment-76.121.234.236-20150324105814/@comment-26239138-20150325224723

If his reason for training is only killing Acnologia, why would he bother to come back and then decide to rebuild Fairy Tail. He should have went after Acnologia already.