This article doesn’t go into much detail about the statlines or Special Rules of all those units – the rules for all the legions fill up 690 pages of rulebooks, after all – and the shared units are only very briefly presented. So this is our attempt at making a Horus Heresy Factions / Legions / Armies Overview.Įach legion has its own warrior culture and background, and even though most of their units are shared between legions, every legion has a few characters and units unique to them, and they also have special weapons, relics, doctrines and special rules that can change how common units such as Tactical Marines work on the battlefield.

The faction-specific rules and units for each Legion.

The units that are shared by all the Space Marine Legions, loyalists and Traitors alike.In this article, we try to give a brief overview of two things:

While there are other, non-Space Marine armies in the game, the game is designed to simulate the dreadful civil war between the 18 Space Marine Legions that should have been the brotherhood that reunited the Imperium of Mankind, but ended up almost causing its downfall (technically, the jury is still out on that, even 10,000 years later in the Warhammer 40,000 game).

Horus Heresy is a tabletop wargame that focuses on Space Marines fighting Space Marines.

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