User blog comment:Miskos3/Fairy Tail Chapter 485: Five Days' Worth of Food, Review/@comment-5894890-20160516141832/@comment-7418318-20160516184102

Could be August himself.

Right now they have Jacob and Mavin in their guild-prison and then there's Brandish. If August "visited" the guild too, he'd be the fourth Alvarezian to come to the guild.