A Horus Heresy novel

Primarch Fulgrim of the Emperor’s Children leads his brother Perturabo and the Iron Warriors in an attack upon a mysterious eldar world, in search of ancient xenos weaponry.

READ IT BECAUSE
It introduces Perturabo, primarch of the Iron Warriors, into the Horus Heresy, and follows Fulgrim on the next step of his extraordinary journey. You won't believe what happens to him...