The Enemy in Shadows Companion is an indispensable guide to the first part of the epic Enemy Within campaign, the classic Warhammer Fantasy Roleplay adventure that inspired a generation of gamers. Packed with additional rules, optional NPCs, tantalising adventure hooks, and wise words of advice for new and veteran GMs alike, it is the perfect addition to enhance your experience of the Enemy Within, or any other adventure.Includes:Exclusive insight and commentary from Warhammer legends Graeme Davis and Phil Gallagher.The Empire: a look at the foremost power of the Old World, its politics and influence.Travel in the Empire: road travel, mounts, vehicles, and the hardy road wardens who struggle to keep the byways of the Empire open.A plethora of new NPCs to aid, hunt, frustrate, and scoff at your players.The Purple Hand: An in-depth look at that most insidious of cults, including a full new career: The Cult Magus of Tzeentch.25 new Chaos spells for the mad, the desperate, and those unafraid to wield true power.Three classic encounters, including the beastly Pandemonium Carnival and its terrible menagerie of monsters, not all of whom are caged.The classic adventure The Affair of the Hidden Jewel, a dramatic tale of heroics and intrigue with fully updated rules.