We've got STORYBOARD!
525 = Season Finale Episode Code?
Lena Hall is on the scene
So it's San Diego Comic Con weekend, and of course this brings with it, the obligatory My Little Pony Panel, or as we like to call it: HYPEAPALOOZA
Okay so we don't really call it that, but it is an everloving outpouring of spoilers. Spoilers that at least 2 anons from /mlp/ were more than happy to live-post for us.
Most interesting: Fluttershy has a brother.
look at the posts so far below.
So what are the odds that Glimmer pulls a Terminator and goes back in time to stop the Rainboom from happening?
Not confirmed, but solid prophecy