User blog comment:Umnei/Grand Magic Games expected to commence Season 4 of Fairy Tail Anime/@comment-1294565-20120813225645/@comment-92.251.235.63-20120814040809

Each opening is typically used for roughly 12-13 episodes so we've probably got around 7-8 episodes of filler left or we might just get another filler based opening.. Let's hope it's the former