Book of Machinations

 is a limited time premium questline released on October 28, 2015, during the Halloween 2015 Promo. It is related to the Sepulcher of Evil, which was offered as a Gil Deal. To start the quest, the player had to complete It's Pronounced Nu-cular Pt. 2.

Pt.5
"You can now make Mr Burns read from the Necronomicon to spawn nightmares!"

- In-Game Message