Sonic the Hedgehog advert.

Sonic the Hedgehog advert.

Sonic Gems Collection, GameCube.

Sonic Gems Collection, GameCube.

Sega Visions magazine Sonic the Hedgehog 2 cover.

Sega Visions magazine Sonic the Hedgehog 2 cover.

Sonic the Hedgehog TV commercial.

Sonic the Hedgehog TV commercial.

Sega Mega Drive Advanced Gaming magazine Sonic the Hedgehog cover.

Sega Mega Drive Advanced Gaming magazine Sonic the Hedgehog cover.

GamePro magazine, and slightly off-model Sonic the Hedgehogs are always fun.

GamePro magazine, and slightly off-model Sonic the Hedgehogs are always fun.

Sega Mega World.

Sega Mega World.

Sonic the Hedgehog from Megadrive Fan magazine.

Sonic the Hedgehog from Megadrive Fan magazine.

Sonic and Tails, Game Gear.

Sonic and Tails, Game Gear.

Sonic Drift, Game Gear.

Sonic Drift, Game Gear.