For them, although the Rokushiki training had the effect of helping to break through human limits, everyone's training focus wasn't the same. So at the beginning, they would choose one or two out of the six styles to focus on learning.,His eyes snapped open, a glint of steel flashing in their depths.,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.。