Darren walked to the open space beside him, facing a humanoid stone target. His mind gradually became absorbed, his eyes closed.,The difficulty of practicing the Navy Six Styles is not low. Even some senior officers at headquarters can only master one or two styles, using these styles to help themselves break through certain limits of human potential.,Though they had heard rumors like this before, about extraordinary prodigies existing on this sea who could master the six styles of the Navy just by seeing them once or twice.。