Your control of his movements is kind of haphazard. Beside his two staples, he can also somersault and pick up weapons, such as a gun, a baseball bat, a shotgun, and a crowbar. Using the two Game Gear buttons to punch and kick, Billy's got a few other moves up his t-shirt. You play Billy, one of the Lee brothers, who's on a quest to save his brother, Jimmy, from a fate that's worse.er, is death. Double Dragon by Virgin is a one-player, side-scrolling beat-em-up that takes you through four murderous, multi-stage levels.