Sniperwulf: Yeah, a brand-new cartridge. Those things are durable as hell, mine still work after 7+ years.
The case won't be the standard case though, I think it comes in a custom case for the game. Awesome stuff
Hadas: Yeah, I don't know if I want to buy a Sega Genesis game for $46, but if people support them enough they can go on to make more games, and I'd sure as hell would like a new Sega game every once and a while.
Wishful thinking though.