Wide-Boy 64 rare gameboy adapter dev prototype - Ebay

[DigitalDeviant]

I came across an interesting piece of hardware. Apparently there was a prototype for what would have a been an Nintendo 64 gameboy player cartridge!
http://pages.ebay.com/link/?nav=item.view&id=262340583452&alt=web

 

[Deleted User]

I want that but not for that price. Already have a GB Player and my NIB Pokemon 3rd Anniversay GBC didn't even cost that high.
I'd pay $300 max