A prototype of what appears to be a Legend of Zelda for the Nintendo Entertainment System, dated February 23, 1987, six months prior to the release of the game in North America, has surfaced on eBay for an astounding $150,000.00 US with a factory-sealed copy of the retail release of the game.
- Factory-sealed copy rated 85 by VGGrader
- Prototype cart simply labeled "HP NOA COPY 2-23-87 Legend of Zelda"
- Prototype dated half a year prior to retail release
- Appears to have no differences to final version