Mega Drive / Genesis prototypes
11 prototypes with photos. By region: Japan 3, North America 2. Every entry has its own source, photo and rarity level where it is known.
Mega Drive / Genesis model 1 - TMSS boards · 7 Aiwa CSD-GM1 · 1 Other models · 3
Mega Drive / Genesis model 1 - TMSS boards · 7
Sega Genesis Edge 16 AddonNorth America · prototype
Sega Genesis Franco American Spaghetti Shapes AdapterNorth America · prototype
Sega Genesis Mega Drive Prototype FDD Floppy Disc DriveJapan · prototype
Sega Genesis Mega Drive Prototype Graphic TabletJapan · prototype
Sega Genesis Mega Drive Prototype KeyboardJapan · prototype
Sega Mark Vprototype
Sega Venusprototype
Aiwa CSD-GM1 · 1
Other models · 3
Sega Genesis Neptune Prototypeprototype
Sega Mars Aid Systemprototype
Sega Megadrive 32 Prototypeprototype
What is listed here
This page lists pre-production units: early boards and shells, engineering and design prototypes that were never sold in stores. The type comes from the source cited on each entry's page. Only entries with a photo are listed.
All Mega Drive / Genesis models and variants The rarest consoles and variants Console prototypes