Gruul
Gruul was the powerful overlord of the infamous Mercenaries of Arn, who fought with the during the War of Humanity. He was constantly surrounded by an elite guard of warriors of his own race known as the Arcanians.
After the War of Humanity had ended, Gruul fathered the race of trolls by mating with an adventurous human woman.
His body is interred in an elaborate tomb far beneath the Mannaseh swamp in the lost city of Kasmarkin. Discovery of his tomb led to the return of Prospero, the Merchant Lord.
Gruul assists with the Trial of Rebirth for new adventurers on the plane of Ceylon by teaching the basics of combat.