Sonic The Hedgehog (1991)

Soundtrack from Sonic The Hedgehog (1991) which was released on the Sega Genesis/Mega Drive

Stream Sonic The Hedgehog - Labyrinth Zone by Sonic The Hedgehog (1991)

Sonic the Hedgehog (1991), Sonic Wiki Zone

Sonic the Hedgehog (8-bit video game) - Wikipedia

Sonic the Hedgehog, Vol. 1: Fallout!: 9781684053278: Flynn, Ian, Yardley, Tracy, Thomas, Adam Bryce, Hernandez, Jennifer, Stanley, Evan: Books

New Sonic the Hedgehog (1991) prototype uncovered by preservation groups - Tails' Channel

Sonic The Hedgehog (1991) by FunnyboiNG on Newgrounds

SEGA AGES Sonic The Hedgehog for Nintendo Switch - Nintendo Official Site

Sonic the Hedgehog (Sega Genesis) - online game

Sonic The Hedgehog (1991) - Sonic the Hedgehog - Gallery - Sonic SCANF

Sonic the Hedgehog (8-bit)

Game Gear Longplay [028] Sonic the Hedgehog

Sonic The Hedgehog::Appstore for Android