The mechanism of a gun is to gather all the force of the body into one point. The human body's power comes from its legs. With the contraction of muscles, Darren's military boots turned slightly, gripping the ground like nails.,However, Darren thought to himself, his physical strength, explosive power, endurance, and bone density had already surpassed the standards of the Navy Six Styles. It was reasonable for him to master them easily.,As expected of someone who earned the title of Monster... Kuzan's mastery of Rokushiki speed is comparable to that of Sakaski and Aokiji back in the day!。