N+ - Nintendo DS Level Editor: Design maps and share them with friends. Hundreds of built in Levels: Conquer over 200 levels in single player or play with friends in over 100 Cooperative and 50 Competitive levels! PURE and PLUS modes: Play in PURE mode reminiscent of classic N, or try out the new enhanced PLUS mode only in the handheld versions! Ninja Techniques: Master stealthy Ninja techniques like wall-climbing and missile dodging to get past deadly laser drones, homing turrents, and other deadly enemies!