It was announced on 28 October 2005 and released on 16 January 2007 in North America, Europe, and Australia 2 February 2007 in Korea 3 April 2007 in Taiwan and Hong Kong and 6 September 2007 in mainland China. World of Warcraft: The Burning Crusade (abbreviated as TBC or BC) is the first expansion for World of Warcraft. 8.2 New specializations and profession abilities.