This is the first update about the ebay survey on Intellivision games.
Last week the ultra rare Demostration Cartridge was found and sell as complete and boxed!
We try to contact the happy collector to have a review of this item, actually raised to the third place of The Most Valuable Games classification.

This is the actual classification:

1- Spiker
$1126.89

2- Body Slam
$250

3- Demo Cartridge
$142,5

4- Dig Dug
$115

5- Super Pro Decathlon
$49,99