Sonic The Hedgehog 1991 by ClassicSonicSatAm on DeviantArt

Sonic the Hedgehog (1991), Sonic Wiki Zone

Sonic the Hedgehog . Est. 1991 by gikestheASD on DeviantArt

Sonic the Hedgehog 1991 Sega Genesis Complete Rare Game Tested Working Box

SEGA - This is Sonic the Hedgehog, born 23 years ago in 1991. We

ᑭ𝖍𝖎𝖑𝖑𝕷𝖔𝖗𝖉 - Sonic 1991 In Pokemon Red

Sonic the Hedgehog 1991 Mega Mix - IMAGE by retrodanno -- Fur

Sonic the Hedgehog (1991) by SolScribbles29 on DeviantArt

Game: Sonic the Hedgehog [Sega Game Gear, 1991, Sega] - OC ReMix

VideoGameArt&Tidbits on X: Various Sonic the Hedgehog promotional

Sonic the Hedgehog (Gen, Sega, 1991) Wata 7.5 CIB (Complete in Box), Lot #13263