The Kragudür were lost to corruption. On the Day of Thunder, they were in the deepest mines, and could not escape. They were bound to the Thunderstone and its unchecked power brought on the madness. Their cities sprawled on the scars of the mountain and they grew into something monstrous. These dwarves live in the deepest parts of Utgard and have been affected by the raw power of the Thunderstone in a way others cannot begin to fathom… You either die a dwarf or live long enough to become something else entirely… Although sometimes, even death is not enough to stop the spread of The Corruption.