The Art of the Wind Blades (破魔裂風刃の術, Hama Reppujin no Jutsu; "Art of Violent Wind Blade Exorcism") is a Ninpo art performed by Ryu Hayabusa in Ninja Gaiden 2. It is found at the beginning of chapter 3, on the body of a dead ninja in the corridor after the alleyway pass a burning car right after the large starting area.