Single Player, HD (High Definition) Help Ecco the dolphin find his missing friends by exploring his vast ocean world. You must surface for air and keep an eye out for enemies as you search the depths. Ecco's unique sonar ability will give you helpful information from other sea creatures. There are no refunds for this item. For more information, see www.xbox.com/live/accounts.
Buy Xbox content on Xbox.com. Your Xbox 360 console will automatically download the content next time you turn it on and connect to Xbox LIVE.Learn More