Tigernmas, son of Follach, son of Ethriel, a descendant of Érimón, was, according to medieval Irish legend and historical traditions, an early High King of Ireland. According to the Lebor Gabála Érenn he became king when he overthrew his predecessor Conmáel in the Battle of Óenach Macha, and within a year of his accession had won twenty-seven battles against the descendants of Eber Finn, almost completely destroying Eber's line. It is said that during his reign gold was first smelted in Ireland, by the wright Iuchadán. Tigernmas was the first king to give drinking-horns to his followers, and the first to have clothes dyed purple, blue and green and decorated with brooches, fringes and ornaments. Seven lakes and three rivers burst from the ground during his reign. After reigning for seventy