It at its core, like all of ludia's games, is designed to make money, and although it can be pretty fun, enjoyable even, it for me at least, has been crashing mid battle non stop, which would be fine if it allowed me to resume my battles, but it doesn't, and because of that it made me waste the bucks I spent on refreshing my Yutyrannus and Rex, which proportianate to how much I had, was a hell of a lot, and it even crashes when I'm not in battles, it seems everything makes it crash. out of space