It's been a hell of a month for side-scrollers from 20 or more years ago. First Sonic, next Mario and now Shinobi. Joe Musashi is back, on the 3DS. This launch trailer sets up his mission of revenge and shows off what looks like some gyrometer-enabled gameplay. Players will mix a new combo system in with good old ninja magic to defeat the terrorists once and for all. Shinobi hits shelves on Tuesday.