Backyard Baseball is an online GBA game that you can play at Emulator Online. This free Game Boy Advance game is the United States of America region version for the USA. Backyard Baseball is a single title from the many sports games, arcade games and baseball games offered for this console. If you enjoyed playing this, then you can find similar games in the gba games category. Backyard Baseball game is from the various retro games on the site, and there are more games like this, including Backyard Football, R.B.I. Baseball and Backyard Basketball 2007.