Chocobo's Crystal Tower Developers Publishers Release dates Genre Game modes Ratings Platforms Chocobo's Crystal Tower was a flash game developed by Square Enix playable as a FaceBook app. The player could raise a chocobo, battle monsters to earn gil and then customize their chocobo with unique accessories. Players were able to look after each other's chocobos and different players' chocobos could mate with each other. The game was taken offline 13th February 2012 with promises it would return, but it never did.