Play Sonic the Hedgehog 3, Sonic & Knuckles AND Sonic 3 and Knuckles! Save the world from destruction by defeating the evil Dr. Robotnik with your choice of Sega’s favorite heroes… Sonic, Knuckles and Tails! Blast through huge zones, check out cool 3D special stages, discover bonus levels, and compete in 2-player split-screen competition. Complete with famous special moves, catchy soundtracks and fast action play, Sonic & Knuckles Collection delivers hours of great PC gameplay. The Collection CD also includes the Sonic Screensaver.