I didn't realize it referenced Raven. I don't know why these are so expensive. You could just buy a replica off Etsy that is holographic and can become all three cards like the one that came with the trading cards 20 years ago. Although it was quite rare.
Or here.
Or here.
Lenticular Metal Gear Solid PAL Card Key ☆ Color Changing Permissive Action Link | eBay
Lenticular Permissive Action Link Key Card. The lenticular color shifting card uses materials that has been hand chosen by our team to ensure the highest quality. What you do with it is up to you! [Color Changing / Color Shifting Technology].
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