Using the official 5E Dungeons & Dragons rules on the Book of Vile Darkness, I've made my own take on this tricky artifact. It's a combination of flavor from my own campaigns and details from previous editions.
Some aspects may seem over powered, but then again, this isn't an ordinary Magical Tome.
It features: What happens when Attuned, Magic Items, Traps, Drugs, 9x Feat, 2x Elderitch Invocations,... [click here for more]