Horn Illcom was the father of Clan Mandalore member Jace Illcom and Nightshade Illcom. Horn was a commando in Clan illcom and was a very skilled tacticain and shooter. Horn had horns on his helmet and shoulders he never took off his helmet, even his own son never saw his face. It was believed he had cyrogenic implants that fed him, which was infact true. Horn was later killed on Kamino and he was sent to Mandalore to be buried.