1. Pikachu Illustrator Promo Card (1997): This card, awarded to winners of a Japanese illustration contest, is considered the holy grail of Pokémon cards. Only 39 are known to exist, making it extremely rare.
2. No Rarity Trophy Pikachu (1998): This card, awarded to Japanese tournament winners, is extremely rare and highly sought after.
3. 1st Edition Charizard (Shadowless) (1999): This card, featuring a Charizard without a shadow around its outline, is one of the most recognizable and coveted Pokémon cards.
4. 1st Edition Blastoise (Shadowless) (1999): Similar to the Charizard, the shadowless Blastoise is extremely valuable, especially in good condition.
5. 1st Edition Venusaur (Shadowless) (1999): The third member of the coveted trio, the shadowless Venusaur is highly prized by collectors.
6. 1st Edition Japanese No Rarity "Tropical Mega Battle" Promo Cards (1999): This set of rare promo cards, featuring Japanese-exclusive artwork, is highly valuable.
7. 1st Edition Japanese "Gold Star" Cards (2003): These cards feature gold foil and are known for their rarity and attractiveness.
8. 1st Edition English "Gold Star" Cards (2003): Similar to the Japanese counterparts, English Gold Star cards are highly valuable.
9. Pokemon Trainer Number Card (1999): This card, featuring a unique serial number, is highly collectible and sought after.
10. 1st Edition Japanese "Shining" Cards (2002): These cards feature a holographic foil effect and are popular among collectors.
It's important to note:
* Prices fluctuate depending on card condition, grading, and market demand.
* There are many other valuable Pokémon cards beyond this list.
* This list reflects a general understanding of high-value Pokémon cards, but specific rankings can change.
If you're interested in learning more about specific Pokémon cards and their value, researching online price guides, auction sites, and collecting communities can be helpful.