Sega's Amusement Vision subsidiary is now officially piloting the next-generation incarnation of F-Zero. But nonetheless NdCube has finally arrived with its first GameCube project -- not published by Nintendo, but rather by returning hardware and one-time software giant NEC. What a crazy world, huh? Well, it gets even crazier. Enter Tube Slider, designed exclusively for GameCube by NdCube. It looks like F-Zero. It kind of plays like F-Zero. But it's not.