The Artifact of Doom version of the Great Big Book of Everything. An old leatherbound book, with engravings depicting unpleasant creatures, prophecies of certain doom, and spells that do everything from turning toenails green to stopping (or causing) The End of the World as We Know It. And don't ask where they got the leather unless you really want to know (and you don't). In Cosmic Horror Stories, they typically drive their readers into gibbering insanity, the title alone can make them hear voices. Examples of Tome of Eldritch Lore include: