Talk:Mercury Dragon/@comment-5017480-20121004224913/@comment-9134334-20121006014956

It's just a guess. I deleted my game too, and all my progress was still there when I re-installed it. So it's definitely a fact that they store everything on their servers. But like you said, it might still be possible to change things by hacking the client. I don't really have any experience with this sort of thing, though. :/