Autoduel is a 1985 role-playing video game published by Origin Systems for the Atari 400 and 800, Commodore 64, Apple II, Apple Macintosh, and MS-DOS. It was released in 1987 for the Atari ST and in 1988 for the Amiga. It is based on the Steve Jackson Games series Car Wars. The game is set in a hypothetical future in the Northeast U.S., where cars are a primary means of protection and defense, and the highways are dangerous stretches of land ruled by gangs and vigilantes with armed vehicles.