The product is "H.E.R.O." for the Atari 400 platform, released in 1984 by Activision. It is a rare cartridge-only game in the Shooter, Action & Adventure, and Arcade genres. The game is part of the H.e.r.o. video game series and is rated E for Everyone. This version is designed for NTSC-U/C (US/Canada) regions and was manufactured in the United States. The listing specifies that the game has been tested and is in working condition.
