Uuhraah!Uuhraah! is a role-playing game published by Blackhawk Games in 1976.DescriptionUuhraah! is a prehistoric system of cavemen vs. dinosaurs, consisting mainly of simple combat rules.Publication historyUuhraah! was designed by Bob King, with art by Greg Bell, and published by Blackhawk Games in 1976 as a 12-page digest-sized book.ReceptionLawrence Schick described the game as "Crude but enthusiastic."