There are attempts to solve this issue procedurally as well, such as this attempt to solve it via NLP (Natural Language Processing)
While not super interesting, Haymaker decks dominated the meta for a while, thanks to Hitmonchan and 3 Electabuzz Absurd Energy-To-Damage Ratio (For The Time) While Hitmonchan was surely a dominant card from Base Set, the surprising superstar in Haymaker decks was this non-holographic rare from Base Set that featured two eminently strong attacks in the Pokemon TCGs early days
Pokmon TCG Pocket Pok Gold, Shops, & Prices Pok Gold Can Get Expensive Pok Gold can be purchased from Pokmon TCG Pocket's in-game store for varying prices
Just take a look at the chart below from Card Ladder, a popular platform for tracking trading card values, showing this disparity
Link to Multicolored, Artifacts, and Lands
This is why PSA 10 graded copies of the card are significantly more expensive than raw copies