Standard Edtion is £9.85 @ ShopTo but this comes with goodies including the original Prince of Persia PSN game.
Prince Of Persia: The Forgotten Sands - Collector's Edition Includes:
2 unlockable skins (Malik Skin + Sandwraith Skin)
1 unlockable stage (The Arena)
Set of ithographic prints
Token to download Prince of Persia Classic from PSN for free
DVD Bonus disc which includes: Game soundtrack, a unique image gallery, game trailers and exclusive wallpapers and screensaver