Warhammer 40,000 launches global Siege of Death Mire campaign

Games Workshop has turned Hive Death Mire into more than a narrative battlefield. Across Armageddon Prime’s Volcanus theatre, the company is asking players to feed real game results into a global campaign that will decide whether the hive city stands or falls, and then fold that outcome into Warhammer 40,000 lore.

The Siege of Death Mire began on 22 June and runs until 13 July, with Warhammer Community framing it as a chance to “Play games of Warhammer 40,000 using the new edition rules and submit your results online.” The hook is straightforward, but the stakes are not just theatrical. The campaign page ties each submitted battle to the wider fate of Hive Death Mire, while the story itself sits in the middle of the new edition cycle, where Games Workshop is using narrative play to keep momentum between codex drops and miniature reveals.

The rules of entry are built to drive repeat participation. Any faction can take part, but each result has to be assigned to either Orks or Space Marines, and players can only submit one result per week through a My Warhammer account. The opening focus is the Tempestor Victorum line around the outer perimeter of the hive, while local Warhammer stores have their own fourth battle zone at the Gallows Spaceport, giving the campaign an in-store layer as well as an online one.

That structure matters because the rewards are tied directly to what players want to see next. Weekly results will unlock new miniature reveals for the winning side, and the final victors will unlock a brand-new detachment for the game. Games Workshop is also dangling a prize draw for 40 separate 1,000-point armies of brand-new Space Marines or Orks miniatures. In other words, this is not just a lore vote dressed up as a hobby event. It is a mechanism for steering who gets attention, what gets shown next, and which faction leaves the campaign with a fresh rules package.

The format also has precedent. Battle for Oghram, the global campaign tied to the 10th edition launch, let players submit results to decide the fate of a hive world in the Formidyre system of the Bastior War Zone, and Games Workshop later credited the Tyranids with the win after tens of thousands of results. Armageddon brings a different weight to the same model. The Third War for Armageddon, fought in the late years of M41, made Ghazghkull Thraka and Commissar Sebastian Yarrick into defining enemies, and that history gives the current Wazdakka Gutsmek versus Yarrick clash immediate resonance. Death Mire makes the answer clearer than ever: global campaign play is no longer a sideshow in Warhammer 40,000, but part of how the game is launched, followed, and sold.