The first installment, Wilderlands of High Adventure Player's Guide #1: Tharbrian Horse-Lords details the culture and society of the northern horsemen of the Wilderlands. Tharbrians are renown throughout Viridistan, the Roglaras, and beyond as atavistic and savage horse nomads. They roam the north-western plains of the Wilderlands with impunity, recognizing no lord or master. They have brought down empires and extirpated whole civilizations. Herein you shall discover the secrets and truths about Tharbrian history and society, and details on their abilities and culture.