They are Humanity’s fallen heroes and the Imperium’s scourge, who have sold their souls for the promise of power gifted by the Dark Gods. They are the Heretic Astartes – the Chaos Space Marines – and are amongst Mankind’s very greatest foes. From the Eye of Terror, the Maelstrom, the Great Rift and a thousand other infernal strongholds they strike at the realm they once swore to defend, driven by hate, bitterness and bloodlust.
If your Army Faction is HERETIC ASTARTES, you can include any of the following units in your army, and when you do so their Faction keywords are replaced with HERETIC ASTARTES:
The combined points value of such units you can include in your army depends on the battle size, as follows:
Some traitors have given themselves entirely to the service of the Dark Gods, and they are so lost to damnation that they barely resemble the warriors they once were.
Beseeching the Chaos Gods with fanatical fervour, the profane champions of the Heretic Astartes pray for diabolic boons, promising the vilest of offerings in return for their power.
If your Army Faction is HERETIC ASTARTES, each time a unit with this ability is selected to shoot or fight, it can make a Dark Pact. If it does, it must first take a Leadership test before any effects of that Dark Pact are resolved; if that test is failed, that unit suffers D3 mortal wounds. Then, select one of the following abilities for that unit’s weapons to gain until the end of the phase: