By the end of the Third Age, however, the Dark Lord had succeeded in reshaping some of the stolen foals. These unfortunate creatures were enlarged and strengthened, given carnivorous foreteeth, fiery, night-sighted eyes, and steaming, smoking breath. Their faces became skull-like, and their hooves were like polished iron. One of these twisted Morgûl Horses was the mount of the Mouth of Sauron, Lieutenant of the Tower of Barad-dûr.