Ninja Gaiden: Dragon Sword is a “a 3D action game that makes full use of the DS’s most standout feature: the stylus.” Video after the break. Click here for more pictures.

Slashing the touch pen from down to up makes Hayabusa launch an enemy into the air, into a perfect position for combos. You make Hayabusa jump by tapping the screen twice, and can then point to enemies to shoot shurikens at them and perform a downward thrust attack