User Summary
A Gnomish mage/warlock who have been taken prisoner, and placed in Arcatraz, where he can be rescued and fight alongside the heroes.
Later on he is found in The Stonecore - getting a little more crazy than he used to be - and is encountered as high enemy, right before one of the bosses in this dungeon.
He is also a boss in the Brawler's Guild and in Heartstone.