Mathmuind was born among the common folk, with no house or name in the chronicles, and entered House Ziabruil by marrying Rarkruil. He was ambitious, cautious and skeptical, with a gift for the old lore. In the winter of year 61 he married Rathstai. He had 2 children: Rantathlo, who died a child; and Chairassol. From year 70 he was at the head of Llaness until year 75. He gave House Ziabruil its name, and its motto: “No one eats alone”. He decided to raise houses (8 times) and to hold a feast (6 times). He lived under the rule of Thegueth, Lainchon, Garkthial, Brosdau, Tiandskath, Chosuizan, Skairkta, Londruin, Daunmend, Mondrais and Manra. He saw Stianess and Zailira founded. He knew hunger in Llaness. When he died, House Ziabruil counted 7 other members. He died of old age in the autumn of year 82, at the age of 63. He was survived by Chairassol. The house he founded would go out in the winter of year 130.