The Elder Scrolls IV: The Shivering Isles

Shivering Isles is the official expansion pack to the award-winning video game "Elder Scrolls IV: Oblivion." It features an extra 10-20 hours of gameplay in the form of an entirely new quest-line with it's own side-quests, new items, and even an entirely new area of play. There's no doubt, it's a brand new experience that no hard-core Elder Scrolls player is going to want to miss.

The gameplay is basically the same as the original, but it does have some major differences. First off, unless you leave the Shivering Isles (though you'll be able to come back later), you won't have access to the stores, buildings, and any other downloadable content you have in Cyrodiil. Second, because the only way to collect your weapons and armor is if you leave the Shivering Isles, you want to bring everything you'll need with you, or you'll have to go through several tedious loading screens to get there.

Something else to mention is there aren't any houses to buy, so unless you...