The cultists of the demon god are out to get you. Track them down and wipe them out in their own lair! Features of this d20 adventure include: -- Companion piece to the popular sourcebook The Book of Eldritch Might "TM." -- Designed for challenging high-level play rarely supported by other D20 products. -- Applies the high-magic rules -- prestige classes, feats, spells, magic items and monsters -- from The Book of Eldritch Might. -- Includes stats and description of a brand-new demon prince for adventurers to battle.