THQ has released the promised details on beta testing of Warhammer 40,000: Dawn of War II, Relic's 41st millenium RTS sequel. According to Computer and Video Games, the beta will feature all four playable races, five multiplayer maps, and utilize Microsoft's Games for Windows LIVE TrueSkill Matchmaking. The beta will be conducted through Steam, and will be exclusive to Warhammer 40,000: Dawn of War - Soulstorm owners on January 21, and opened to the public on January 28.