What is the difference between Final Fantasy 13 & Final Fantasy 13 Versus?
These are two completely different games. Final Fantasy XIII has a scheduled release date of December 17, 2009, in Japan and March 9, 2010, in North America and Europe. It will be released on both the PlayStation 3 and the Xbox 360. It will generally be similar to previous Final Fantasy games and will return to the Active Time Battle System used in Final Fantasy IV through IX. Final Fantasy Versus XIII does not yet have a scheduled release date, but it will be released only on the PlayStation 3. It will be an action RPG similar to the Kingdom Hearts series. It takes place in the same universe as Final Fantasy XIII, but it will have an unrelated story and involve different characters. Both of these games are part of a compilation called Fabula Nova Crystallis Final Fantasy XIII. This will include another game called Final Fantasy Agito XIII, which will be released on the PlayStation Portable. It will be an action RPG similar to Final Fantasy VII: Crisis Core, but it will allow multiplay
