A very good price for a pretty good game. :)
2 unlockable skins (Malik Skin + Sandwraith Skin)
1 unlockable stage (The Arena)
Set of ithographic prints
Token to download Prince of Persia Classic from XBLA for free
DVD Bonus disc which includes: Game soundtrack, a unique image gallery, game trailers and exclusive wallpapers and screensaver
Here is the play.com write up:
Prince Of Persia: The Forgotten Sands is the next chapter in the fan-favourite Sands Of Time universe. Visiting his brother's kingdom following his adventure in Azad, the Prince finds the royal palace under siege from a mighty army bent on its destruction. When the decision is made to use the ancient power of the Sand in a desperate gamble to save the kingdom from total annihilation, the Prince will embark on an epic adventure in which he will learn to bear the mantle of true leadership, and discover that great power often comes with a great cost.