It looks like Zephyr Breeze and Fluttershy's parents are now over in the My Little Pony Gameloft game. This prompt is popping up with their newest mini update.
And joining them, gambling! That's right, you can buy 50 gems and get a ??? pony. Gotta get em' hooked while they're young. Get that image below!
Thanks to Squeaky Belle for the heads up.