The Elder Scrolls IV: Oblivion is a single-player role-playing video game developed by Bethesda Game Studios and published by Bethesda Softworks and the Take-Two Interactive subsidiary 2K Games. It is the fourth installment in The Elder Scrolls action fantasy video game series. It was released on March 21, 2006 for Windows PCs and the Xbox 360. A PlayStation 3 release was shipped on March 20, 2007 in North America,[3] and April 27, 2007 in Europe.[4] Following a number of smaller content releases a major expansion pack: Shivering Isles was released.