Uncover all the mysteries of Ninja Gaiden: Dragon Sword as you fight enemy ninjas and battle various fiends while taking on the role of Master Ninja, Ryu Hayabusa, in an all new storyline for the Nintendo DS. <br><br> Become immersed in Ninja Gaiden like never before as you run, jump, throw shirukens, and cast ninpo magic all through the intuitive use of the DS Stylus. Take control as the new story unfolds in a unique and highly stylized graphical adventure.