Baldur's Gate : The Sword Coast Chronicles : NWN2 Persistent World

A blond man in black mail posts notice that he is interested in selling a tome containing the knowledge of a true name.

"A man of faith, rewarded for the same with the name of a warrior, devoted and divine. It shall go to the most appealing offer, in coin or trade."

"An anonymous bid stands at two hundred bags of gold."

(200,000)

"I have accepted a generous offer that would not be refused. The name has been passed to another, and this auction is ended."