The main sentiment here is to wait for the price to drop after the release, and then buy it out with the expectation of a slow market build up
There was a time when you could get Stone Calendar for a very cheap investment
It is the sixtieth Deck in the TCG 's Structure Deck series, following Structure Deck: The Crimson King
Dark Dragonite: EX Team Rocket Returns (Holo Rare) $117.65 Dragonite's Night Dark Dragonite flies high as the most valuable Deck Exclusive Pokemon TCG card, as this EX Team Rocket Returns gem sells for well over $110
If you still need help deciding which card is for you, check out YouTuber spragels Pockets video to get some advice
So the accurate framing is: First Pokmon cards ever sold: Bandai Carddass, late September 1996 First Pokmon TCG cards: CoroCoro Pikachu and Jigglypuff, October 15, 1996 First Pokmon TCG set: Japanese Base Set, October 20, 1996 The CoroCoro promos are the true starting point of the Pokmon TCG as a game and a collecting hobby