Final Fantasy 15 / XV by Square Enix is currently in development for PlayStation 4 and Xbox One, but the game was originally unveiled for Ps3 at E3 2006 under the name Final Fantasy Versus 13 / XIII, because it was at that time part of the Fabula Nova Crystallis, a series of unrelated RPGs that shared the same underlying mythology. Yes, Final Fantasy 15 is in development for almost 10 years! How was the game changed during all this time? What was changed from the PS3 version to the PS4 / Xbox One version? Continue below to see how the game evolved trough its official trailers and leaked images that show it’s long development cycle.