Sonic The Hedgehog Classic by SEGA

The Sonic game that started it all is now free-to-play and optimized for mobile devices
The Sonic game that started it all is now free-to-play and optimized for mobile devices!

Sonic Classic Collection - Wikipedia

Sonic the Hedgehog (1991 video game) - Wikipedia

Sonic Classics (Sega Genesis, 1997) for sale online

Sonic the Hedgehog Classic Heroes Sega Genesis - Denmark

Sonic The Hedgehog (SEGA Classic) by JesseSharla1999 on DeviantArt

Sonic the Hedgehog™ Classic - Apps on Google Play

SegaSonic The Hedgehog by Lev0104 on DeviantArt

3D Retro Games Diorama Frame: Sonic The Hedgehog Classic Heroes

Sonic The Hedgehog 2 Classic – Apps on Google Play

Sonic the Hedgehog (Sega Genesis, 1991) for sale online

Sega is pulling the vast majority of classic Sonic games from

Sonic Classics : Video Games