Warhammer 40,000: Dawn of War II - Anniversary Edition gathers Dawn of War II, its Chaos Rising and Retribution expansions, The Last Stand, and the associated DLC and cosmetic items. The core game is a fast-action real-time strategy story set in the Warhammer 40,000 universe, where players lead an elite strike force through a campaign shaped around their chosen race. Rather than focusing only on massed armies, its campaign emphasizes developing squads and a commander over the course of the fight.
Combat combines melee and ranged attacks with tactical use of destructible environments. Suppression and flanking give positioning a practical role, while squad skills, abilities, experience, and wargear support progression. Chaos Rising adds a campaign defense against the Black Legion, alongside missions and multiplayer additions; Retribution lets players choose among six factions for its single-player campaign and build forces as they advance. These expansions give the collection a broader set of campaign perspectives and tactical choices.
The play formats range from solo campaigns to cooperative play: the entire original single-player campaign can be played with a friend, and the game also offers multiplayer battles. The Last Stand is included as well, alongside its heroes and other listed expansion content.