SEGA Mega Drive Floppy Disk Drive (Unreleased)
An unreleased floppy disk drive for the Mega Drive. No details as to what this would allow Mega Drive users to save are detailed, but it is heavily insinuated that it was designed to allow users to save data from the SEGA Mega Net online service.




Images sourced from CircuitBird on Twitter, SEGA Retro and SMS Power Forums