Console: Sega Master System Games [SMS]
Play Wonder Boy online Adventure game and discover why millions of fans love it years after release! No need to buy the original Sega Master System or download sketchy archives. This ready-made Wonder Boy emulator is browser-friendly and requires no tinkering. Wait for the menu to load, and press Start to access the unabridged experience. Enjoy unlimited sessions of Wonder Boy for free without installation and have fun!