The vision faded, leaving Arcturus stunned and disoriented. As he stumbled back to his squad, he realized that the Mark of the Xenos – a symbol of the Genestealer's corrupting influence – had been impressed upon his power fist. The taint of the alien was now a part of him, a constant reminder of the dangers that lurked in the shadows of the 41st millennium.
The Space Marines fought valiantly, but the Genestealers seemed to be everywhere. Arcturus found himself facing off against a particularly massive specimen, its eyes glowing with an unnatural intelligence. As he clashed with the creature, he felt a sudden jolt of insight – the Genestealers were not the only xenos threat on Molech. Warhammer 40K - Mark Of The Xenos.pdf
Brother Arcturus, a battle-hardened Space Marine of the Cadian Shock Troops, had been dispatched to Molech as part of a scouting party. His squad had been tasked with investigating strange energy signatures emanating from the planet's long-abandoned underhive. The rumors spoke of an ancient xenos artifact hidden deep within the hive's tunnels, one that could potentially tip the balance of power in the Imperium's favor. The vision faded, leaving Arcturus stunned and disoriented
In the vision, Arcturus saw the Eldar, ancient and proud, as they forged the webway – a labyrinthine network of dimensional tunnels that crisscrossed the galaxy. He witnessed the birth of the Great Rift, a catastrophic event that had shattered the webway and plunged the galaxy into darkness. The Space Marines fought valiantly, but the Genestealers
