Back in the day when home video game systems were a new and exciting invention, Mattel introduced Intellivision. Test marketed in 1979, it went nationwide in 1980. From 1980-1983, three million units were sold. Intellivision’s unique controller was...

Add an Intellivision Cap Back in the day when home video game systems were a new and exciting invention, Mattel introduced Intellivision. Test marketed in 1979, it went nationwide in 1980. From 1980-1983, three million units were...