Well it depends on the game for me. FF7 was more of a story so once I completed it and did all the sidequests, i stopped playing it. I mean I'm gonna play it again but just not now.
Whereas Dissidia is more of a fighting game then a story game so you can keep playing it and get different outcomes.
Whereas Dissidia is more of a fighting game then a story game so you can keep playing it and get different outcomes.