The Cadian Shock Troops would have to be cautious, for on Molech, the line between friend and foe had grown perilously thin. The Mark of the Xenos had been claimed, but at what cost?
For Game Masters running Wrath & Glory or even Only War , the stat blocks in Mark of the Xenos are easily convertible. The book teaches you how an alien thinks. For example, the section on explains that Orks don't use complex geometry; they hide behind things that are "bigger than them." That narrative flavor is system-agnostic. Warhammer 40K - Mark Of The Xenos.pdf
The ritual to cleanse the planet of this taint was fraught with danger. As Imperial forces attempted to scrub the markings, they faced resistance not just from the corrupted soldiers and machinery but from an unseen enemy. The Tyranids, a ravenous alien hive mind, had been manipulating events from the shadows. They sought to claim Kalthok-IV's strategic resources and incorporate its biomass into their ever-growing swarm. The Cadian Shock Troops would have to be
The book moves beyond simple "shoot them until they die" tactics. It provides biological breakdowns for species, including: The book teaches you how an alien thinks
Mark of the Xenos is a 144-page Deathwatch RPG supplement featuring a comprehensive bestiary of over 35 alien threats, including Tyranids, T'au, Orks, and Chaos forces. The book introduces advanced horde rules for mass combat and provides lore-driven campaign hooks focused on the Jericho Reach. Purchase the digital version at DriveThruRPG . Mark of the Xenos (Bestiary) - Deathwatch - 40k RPG Tools
In the grim darkness of the far future, the Imperium of Man was beset on all sides by threats. The unending wars against the alien, the heretic, and the mutant had taken their toll on the Imperium's resources. On the remote planet of Molech, a world on the edge of the Segmentum Obscurus, the Imperium's grip was tenuous at best.