Hi !
I've got two NES carts. If you can check the picture (sorry, it's not really clear), I'm not sure if these are protos. Perhaps they are demos. Is there a way to find out ? I still have not played through the games
http://pages.infinit.net/beepbopp/PROTO.jpg
On both games, it's written :
"SAMPLE GAME PAK BY LJN"
Thanks for looking,
- Mathieu