Chronicles of Khaldun: Bread and Circuses
The True Lord Book
As it turns out, Lord Book was not the man in the turban, but instead a brain in a jar. Preserved through necromantic sorceries and powered by psionic might, Lord Book secretly gave orders to underlings, but was finally devoured by Croitus.
Also, credit where credit is due. Image source:
Cordell, B. R., Bernstein, E., James, B. R. (2009). Open Grave,141. Retrieved March 12, 2015, from http://archive.wizards.com/DnD/Article.aspx?x=dnd/4art/20090123