User blog comment:IamJakuhoRaikoben/Chapter 254: Year 791- Fairy Tail, Review./@comment-4498867-20111010004810

I think Acnologia is trying to sending the whole island to the future, to safe them from Zeref maybe?

Just like the Straw hats when they were scattered by Bartholomew to let them escape from Kizaru....

But this is only my crazy opinion so just forget about what I'm wrote above ^^

nb : Aizen is coming from the sky, WE MUST ALL FLEE!!!><