Saturnine pattern Dreadnoughts and armours were reintroduced and championed by the Primarch Vulkan, and caused ripples through the Legions as this powerful technology was put to use. They played a key part in several crucial battles of the Horus Heresy.

This gaming supplement for Warhammer: The Horus Heresy explores the ground-breaking Saturnine technology developed by Vulkan, the Primarch of the Salamanders, including new ways to make use of it during your games. Inside, you'll find a detailed account of the development of Saturnine armour, its distribution and use within the