Just noticed we didn't have a forum for this game... So I've just added it.
Incidently we have a guide for this game which will be here next week:
http://www.supercheats.com/guides/dissidia-final-fantasy
You can also find a heap of boxx videos on the video page for this game too:
http://www.supercheats.com/video/Dissidia3A+Final+Fantasy/Latest,All/dissidiafinalfantasy.htm