Rary of Ket is a powerful archmage on the World of Greyhawk, a former member of the Circle of Eight, and ruler of the Bright Lands. He is also called Rary the Traitor.
Rary was responsible for the deaths of Circle members Otiluke and Tenser at the end of the Greyhawk Wars. After his betrayal, Rary fled with his ally Lord Robilar to the Bright Desert, where he established the Empire of the Bright Lands.
External links
There is an article about Rary at the Great Library of Greyhawk.