This generation in home console FF XIII became this week the best selling RPG toping Fable II which was holding the lead. The top before FF XIII were: Fable II, Elder Scroll IV Oblivion, Fallout III and all on the Xbox360 (a bit unexpected since Playstation is suppose to be the home of RPG). The numbers are:
FF XIII (PS3): 3.59 M
Fable II: 3.53 M
Elder Scrolls IV Oblivion (Xbox360):
Fallout III (Xbox360):