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Release date: 26 July 2025
Warhammer: The Horus Heresy
Format: hardback rules supplement
Covers the Loyalist and Traitor Mechanicum
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Liber Mechanicum is your guide to fielding the Loyalist and Traitor Mechanicum — the cold, relentless forces of the Machine God — in the Age of Darkness. Crammed with background, army rules and artwork, it brings the battle-automata, Tech-Priests and arcane war-engines of Mars to the tabletop in full. A must for Mechanicum commanders.
Why you'll want it
Full army rules for the Mechanicum
Rich background and artwork throughout
Everything you need to unleash the cold legions of Mars on the battlefield.
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RRPRecommended retail price £33.50iRRP is the recommended retail price set by the manufacturer or distributor. It is not a price we have previously charged. About our pricesYou savedSave 10% vs RRP
