Play Sonic & Knuckles + Sonic the Hedgehog 3 online Arcade game and discover why millions of fans love it years after release! No need to buy the original Sega or download sketchy archives. This ready-made Sonic & Knuckles + Sonic the Hedgehog 3 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 Sonic & Knuckles + Sonic the Hedgehog 3 for free without installation and have fun!
For the Sega console, the controls for all games are the same. For more information, see «Controls» after the Sonic & Knuckles + Sonic the Hedgehog 3 game window.