 He permitted Macliau's younger son Waroc to rule around Vannes.Having made martyrs of the Irish missionaries he opposed, Tewdwr became so infamous for his oppression that he began to appear in the hagiographies of saints he could not possibly have known, such as the 4th-century Meriasek.The early 6th-century Saint Kea supposedly protected a deer Tewdwr was hunting; losing his oxen in retaliation, the saint simply yoked the wild animal to plow his fields.