The Irden clan stood out as one of the three well-known clans of the Ugnaught species originating from the planet called Gentes. The Isced and the Botrut were the other two clans that were known. To his tibanna mining operations in Cloud City located on the nearby planet Bespin, Ecclessis Figg transported numerous Irden Ugnaughts, and they took up residence in the southern area of the Mining Quarter.