THQ has announced today that with the forthcoming release of the Warhammer 40,000: Dawn of War II: Chaos Rising expansion pack on March 12th 2010, all Dawn of War II owners will have their copy of the game updated with additional content. Dawn of War II is a Real-Time Strategy (RTS) game in which you return to sub sector Aurelia where a long lost frozen ice planet has reappeared from the Warp, bringing with it new secrets to uncover and foes to face.