sonic the hedgehog cd rom

Sonic the Hedgehog CD (prototype; 1993-07-12)

Sonic the Hedgehog CD (Aug 1, 1993 prototype)

Sonic the Hedgehog CD (Dec 4, 1992 prototype)

Sonic the Hedgehog CD (May 12, 1993 prototype)

Sonic the Hedgehog CD (Jun 21, 1993 prototype)