Fallout: Equestria Resource

Pehaps as large, if not larger, as Pangea. Just a guesstimate, on my part.

I would say engine power because if they releyed on wing power they'd be an easy target for zebras, and they might have used magic, gemstones or some other resource to power the engines. What do you think they might have used?

Got Rainbow Dash on mine. I love how if you choose Scootaloo on your favorite pet a picture of her with hearts in her eyes pops up.