HardBall! is a baseball video game published by Accolade. Initially released for the Commodore 64 in 1985, it was ported to other computers over the next several years. A Sega Genesis cartridge was published in 1991. HardBall! was followed by sequels HardBall II, HardBall III, HardBall IV, HardBall 5, and HardBall 6.