The priests' pilgrimages take them across Europe, spreading the word of their religion. Scientific communities develop new technologies in the name of progress. Meanwhile, in the shadows, the worshippers of Satan draw power from Dark Arts to subjugate the people. Whom do you trust to help your dynasty prosper? Crusader Kings II: Monks and Mystics Monks and Mystics is the 13 th expansion pack for the grand strategy game Crusader Kings II , developed by Paradox Development Studio and published by Paradox Interactive. The expansion introduces new gameplay features to the game, the main of them being the Societies. The player can watch their subjects join religious orders, pagan sects, and secret societies, among others. The expansion also adds new jobs for the councilmembers and the ability to command allies during wartime. The expansion received positive reviews from the critics, who praised the addition of Societies as a nice variety to the usual gameplay. About Crusader Kings II Crusad