Sigismund, First Captain of the Imperial Fists features in this Horus Heresy audio drama Sigismund, First Captain of the Imperial Fists, is swordsman whose skill with a blade is renowned throughout the Imperium. Once a peerless duellist and champion of Rogal Dorn, he has of late earned his primarch’s ire and seeks to atone. With treacherous Word Bearers abandoned by their brethren upon a comet-shrine within the Solar System itself, Sigismund calls his warriors to arms – such heretics cannot be allowed to remain upon the doorstep of holy Terra, while the Heresy rages across the galaxy...