Sonic the Hedgehog (USA, Europe) is a side-scrolling platformer and the first game of the Sonic the Hedgehog franchise. Originally released for the Sega Genesis, this title and several ports to other consoles, including the Master System version, helped define the franchise. The gameplay centers on fast-paced platforming, collecting rings, and defeating Doctor Robotnik. Developed by Sega, it helped solidify the company's position in the console market.

Sonic The Hedgehog (USA, Europe)

Sonic Genesis for Master System