Pokmon card value is determined by: rarity (limited print runs), condition (PSA 10 commands premiums), historical significance (prototypes, trophy cards), iconic status (Charizard, Pikachu), grading (professionally authenticated), and market demand (collector and investor interest)
Collectors and Pokemon TCG enthusiasts have a lot of products to choose from, so if you are trying to make your collecting dollars go as far as possible, this is the section you may be interested in
Things like the percentage of time you'll see certain cards or rarities, or whether certain types of cards show up in certain slots
The 001/001 The One Ring is clearly the most expensive serialized card, and Post Malone bought it for $2 million
The most valuable Rayquaza card in our database is Rayquaza from Deoxys, valued at $5500.00