I think thet will be specifically because these packs have Gengar and Mewtwo, and we all know how much of a boner white dudes born in the 90's get over LE EPIC GEN 1 Pokemon
Kaito, Cunning Infiltrator has a few things going on for it, notably that you can give a creature unblockable and profit from your creatures hitting your opponents
A more recent set, Prismatic Evolutions from January 2025, is even more mind-boggling with a total set value of over $3,700, driven mostly by the Special Illustration Rare Umbreon ex card, which is considered to be worth over $1,000 in the US
Second heart: The Player and Silvio Sawatari Tag Duel against Zuzu Boyle and Sora Perse
All cards are freshly opened from original packs and are in near mint condition
It can enter the battlefield as an absolutely massive flier that also hates on graveyard decks, but as it is neither a human nor a card that interacts with the monarch in any way, I think this is another card that you end up cutting to make the deck more synergistic