DOOM x Warhammer 40k | "You will be worse.."
What would happen if Roboute Guilliman and his Ultramarines come across a sleeping pod that contains the Hellwalker, The Unchained Predator and the fated longing King of Night Sentinels and awake him from his long slumber during one of their missions in a space hulk? Would he fight them as a freelancer afterwards...