Single Player, Xbox LIVE Multiplayer 2, 5.1 Surround Sound, HD (High Definition). Ready to challenge the full might of the evil emperor’s minions? Upgrade to the full version now for sixteen levels of ever-increasing excitement and cheerful mayhem, alone or with a buddy. It’s time to start the frenzy! There are no refunds for this item. For more information, see www.xbox.com/live/accounts.