The Runestaff: Michael MoorcockBook IV of The History of the Runestaff. As it is written: Those who swear by the Runestaff must then benefit or suffer from the consequences of the fixed pattern of destiny that they set in motion. Baron Meliadus of Kroiden had sworn such an oath, had sworn an oath of vengeance against all of Castle Brass, had sworn that Yisselda, daughter of Count Brass would be his, for he had fixed the pattern of fate Cover art by Bob Haberfield.