First result found for query
Celt mythology. Under the command of the leader Fionn, he was a prominent knight of the Knights of Fianna and the owner of a beautiful face. Possessing a dark mole in his cheek conferred by a fairy, it carried a magical power that made the hearts of young maidens flutter.: https://fategrandorder.fandom.com/wiki/Diarmuid_Ua_Duibhne
