A post on GfK Chart-Track has the list of 20 bestselling full-price PC entertainment titles, updated for the week ending September 29th. There's some action at the top as FIFA 13 enters at number three and World of Warcraft: Mists of Pandaria is the new number one. FIFA 13 is number one on the all platforms chart, while Mists of Pandaria joins the chart at number four.