Nice Ideas was a game developer on the Intellivision in the 1980's. Some storyboards were found that showcased some of there planned games. View the full scans here.
Blog posts : "unreleased"
Intellivision Parker Brothers unreleased game boxes now available
Marc Oberhauser is now taking orders for the set of Parker Brothers boxes. No games are included as these are for display purposes only. ORDER HERE.
Purchase set of Intellivision Coleco Unreleased Prototype Boxes
You can get a set of 11 Coleco Unreleased Prototype Boxes for the Intellivision. These boxes are empty and for display only. The official announcement thread is located on Atari Age. In addition you may contact user Marc Oberhauser directly via email.
3 blog posts