Lillie's Clefairy ex isn't even close to #2 in value, either
The Lord of the Rings: Tales of Middle-earth set in 2023 is a good case study: one card in the set, the One of One Ring, was printed as a genuine 1/1, and the speculation alone drove demand for sealed product to significant premiums
Acornelia, Fashionable Filcher highlights one of the genius elements of un-sets: the ability to leverage aspects of the cards like art to become parts of gameplay
(Does not count if Knocked Out) Insane Pyro Strike After your attack, reduce this attack's damage by 50
This is depicted in a Red, White, and Black card called Fire Lord Zuko, which retains its firebending mechanic, but now has possible combos in MTG tied to ally creatures and casting from exile, which airbending does a lot of