flesh and blood mastery pack guardian booster box – Prince Distribution or Marvel Store credit cannot be applied towards the purchase price of this item. Flesh and Blood - Mastery

That second part is handy in case its Landfall effect mills your lands

The list coincides with some of the games history as well, with lots of expensive Pokmon cards from the game's history getting updates in 2021

1 Cyber Slash Harpie Lady One of the more expensive cards on this list, Cyber Slash Harpie Lady is currently the only Extra Deck Harpie card available

Uncover a nostalgic treasure trove of Pokmon cards from the 1990s, offering a unique opportunity to delve into the world of these iconic collectibles

For some people, it's the game play, the back and forth of building an army of creatures and slamming them into each other to see who is stronger