Horus Heresy: Liber Custodes
| Released on: April 4, 2026 |
| Barcode: 9781837792108 |
| Short SKU: 31-153 |
| Published by Games Workshop |
| Games: |
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Lore, army rules, and unit profiles for the Legio Custodes, Anathema Psykana, and Divisio Assassinorum.
120-page hardback book.