In Episode 18: In the wake of a disastrous fratricidal battle and the attempted assassination of the King by his own brother-in-law, Mabon steps up to offer himself as a blood sacrifice to Badb, believing this deed is required of him to save Elfyth from the massed host of the Grayman of Arawn, even now advancing on Modron’s Seat. Thus he is lashed to the Badb’s Stone and left to await his fate.