General So we recently discovered that shadowless thick stamp 1st eds have a -15 magenta layer(parallel to N) back and all other following shadowless have +15(other image)
Back in January, Heritage Auctions sold a Pokmon Charizard #4 first edition base set hologram card that landed an offer of $105,000 with eight days left in the bidding
See the full breakdown in our Pokemon Card 151 pull rates guide
Another factor, I reckon, is how the game includes a considerable number of cards that were simply never slated to come out in the West, including the 1999 Bulbasaur & Squirtle decks and majority of 1998s vending machine promos (125 total)
#223 Gordie Trainer Supporter Look at the top 7 cards of your deck
The added oomph from these cards makes punisher-style spells like Risk Factor and Browbeat far more likely to net you card advantage, as they'll demand a much steeper price from your opponents