The figure of Satan has been the subject of considerable controversy. With respect to its powers, transmissible to his followers, much has been discussed. Black magic, evil cults and black masses, the witches and witchcraft are in this work an expression that highlights which has been and is important. Likewise also reflected demonstrations against the persecution of witches and followers of the devil. Nebl Adam in this book is the fascinating and mysterious world of black magic, evil cults of through the times and the great figures who proclaimed they were servants of the king of hell, Satan. Due to the extensive documentation and scholarship of the author, this book becomes a classic of Satanism, in a reference book, while the literary style, fast and entertaining, does not falter at any time in the interest of the reader . With this work, the author also gives a wide view of these "religions" whose faithful worship the devil, giving all the attributes of any other deity. The big "competitor" is uncovered and the mystery revealed in this magnificent book.