Killer Warrior — Marc Olden

Robert Sand, Black Samurai, knew that saving New York from atomic destruction was close to mission impossible, even for him. Ranged against him were a monstrously rich Japanese murder-master, a fiendish French Connection who could deliver a diabolical doomsday device, and a vast army of trained killers led by an ax-wielding savage warrior who lusted for revenge. It was Robert Sand's bare hands against the most sophisticated weapons of modern science and the naked blade of primitive savagery as the Black Samurai plunged into his most dangerous adventure ever...