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Release date, platform, and edition details for Warhammer 40,000: Dawn of War IV, including the December 3, 2026 launch, the Standard and Commander Editions, and pre-order bonuses.
The announced post-launch plan for Warhammer 40,000: Dawn of War IV, covering Year One free content and paid expansions including AFTERMATH.
Warhammer 40,000: Dawn of War IV is a real-time strategy game from KING Art and Deep Silver, set on the planet Kronus and releasing December 3, 2026 for PC.
AFTERMATH is the paid campaign expansion for Warhammer 40,000: Dawn of War IV that adds a fifth playable faction after launch, bundled into the Commander Edition and placed near the Summer marker on the roadmap.
The Warhammer 40,000: Dawn of War IV Closed Beta runs from October 21 to 26, 2026 by application, following two rounds of Closed Alpha testing in late 2025.