According to a press release issued by Gonzo today, the Line Rider game being developed by inXile entertainment for the Nintendo DS is officially known as Line Rider 2: Unbound.
Line Rider 2: Unbound is the handheld version of the popular flash game Line Rider. Players are tasked with drawing lines with the stylus to create a course for a sledder, Bosh, to complete. The courses are as simple or as intricate as the player decides. The DS version will feature a single player story mode as well as a freestyle mode where players can create their own courses and share them with other players.