Rob Pardo, executive vice-president of game design at Blizzard announced at BlizzCon 2008 that they realized during the design of Starcraft 2 that the campaign was becoming so large, they faced the choice of delaying the game or scaling it back. Instead, the campaign version of the game will be a trilogy, with each part focusing on a separate race. The trilogy will be, in this order: Terrans – Wings of LibertyZerg – Heart of the SwarmProtoss – Legacy of the Void No pricing or release details were announced.