to Rome. Eventually, Tysilio succeeded Gwyddfarch as abbot.King Brochwel, who was fond of hunting, spent his summers in the Vale of Meifod. On his visits to Mathrafal, he often visited the shrine of Saint Gwyddfarch. Brochwel bestowed the bishopric of that part of his kingdom on his son, Tysilio.

He founded the second church in Meifod--the Eglwys Tysilio. His feast day, or gwyl-mabsant, was 8 November which was also the date of the patronal festival and "wakes" in the