Doug's Big Game ROM Download for Gameboy Color (GBC) on Emulator Games. Play Doug's Big Game game that is available in the United States of America (USA) version only on this website. Doug's Big Game is a Gameboy Color emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Pokemon Trading Card Game, Game & Watch Gallery 2 and Game & Watch Gallery 3 as shown below. Doug's Big Game works on all your devices in high quality.