A Two-Round Living Greyhawk Verbobonc Regional Adventure From the introduction: Castle Estival has sat looming over the Ironwood. A dark and ominous place shunned by many, though a few have dared to enter... only never to return. For almost two centuries it has stood as a lasting reminder of keoish occupation, a testament to the iniquitous and cruel ways of a long gone noble house. Will you explore past its walls, for you have been asked to delve into its secrets. A two-round adventure for character levels 1 to 14.