Ninja Gaiden Sigma puts realistic battle and acrobatic ninja moves at your fingertips. As Ryu Hayabusa you are seek revenge after your clan is massacred by the Vigor Empire. All you have are your wits sword and skills. Your weapons combat skills are great but only time will tell if theyre enough to beat the Holy Emperor and reclaim the magic sword named Ryuken. Upload your Karma scores on the Playstation network compare leader boards 18 chapters 25 missions and a new playable character - Rachael new characters including bosses - all with enhanced AI All-new combos and special moves like running fighting on water Dual-wield katanas other swords while using new kinds of Ninja magic Innovative new fighting and motion system using the SIX-AXIS controller