Dark Mysteries #23 (1955)

Baron Von Felsenweir kills Baron Von Mardenberg but BVM swears vengeance.. later his heir.. the 10th Baron Von Felsenweir loses to the current BVM in a horse race. Angered by the loss he later burns BVM's stable.. unknown to him at the time killing BVM..a huge horse shows up that no one knows of.. Frederick Von F arrogantly claims to be able to break it.. he rides away only to return when his stable is afire.. with no control of the horse.. it runs into the fire killing them both.. Later in the smoke the horse's ghost is seen.. both BVM's had been avenged..