Hyper Aroma lets you search for three Stage 1s, which would likely need a specific build, but that many searches as an Item has potential
[22] Players may Normal Summon or Set as many monsters as they wish in a single turn
Image Source: Mercari Then, we also dont have any Rainbow/HR cards anymore
This process is much more streamlined and scalable than the listing process on eBay
You can search for "Holon Energy WP" in the compendium-ex, as this is a similar card to Bent Spoon, and they have a bunch of rulings about it
However, if you're able to find them, the special set versions of UPCs give you a bunch of packs from the one expansion, and they're far more popular for that reason