Best Sega Genesis Emulator For Mac Os X 10.8.Let’s get started with playing Sega Genesis games on your Mac. Today, as long as you have a decent Mac with an Intel Processor, all emulation programs will perform exceptionally well. Did you know you can play Sega Genesisgames on your Mac? Bannister originally developed several Macintosh emulators for popular gaming systems including PlayStation, Nintendo 64, Gameboy, and many more.