Killer Instinct [Not for Resale] worth

Based on the catalog results you have on screen, the Killer Instinct [Not for Resale] — Game Boy version has a used value of $1528. The Killer Instinct [Not for Resale] — Super Nintendo version is valued at $224.99 used. The value is driven by the platform and the specific nature of the "Not for Resale" designation, which often indicates a special or limited edition. You can compare the current asking prices on the live eBay listings shown on your screen against these sold values to see where they stand in the current market.