In this book, the most famous modern black magicians share their practices, through which they establish a connection with the Demon of the Abyss Abaddon. The book seems to tell you - Become the Lord of Darkness through the physical embodiment of Abaddon. Together with this fearless guide, go through the Abyss. Harness the powers of the necromancy underworld with Demon Abaddon's mightiest grimoire.