In the dark world of martial science-fiction universe, Warhammer 40,000, Warhammer 40,000: Dawn of War II - Chaos Rising brings the players at the center of the galactic struggle between the old foes. Warhammer40, 000: Dawn of War II - Chaos Rising Chaos Space Marines provide accessible as a new army, continue to the original single-player campaign, adds a new war-gear and increase the maximum level of the bar 30. Relic Entertainment will also add new maps for multiplayer and new units for the first four races. Veterans of the first campaign of Dawn of War II will be able to use their existing army to join the fight against the Black Legion Chaos in the 20-and new missions. New users will also begin the game with the units already equipped with the Space Marines. Powerful weapon of the forces of Chaos can be used against them but this can lead to dire consequences. You take the risk of incurring damage for the sake of greater power?

Plot: A teenager discovers he's the descendant of a Greek god and sets out on an adventure to settle an on-going battle between the gods.