Oversized jumbo cards, for example, have become highly sought after by collectors due to their unique size and limited availability
Cards were played heavily, traded frequently, and rarely sleeved
The most expensive Magic: The Gathering card ever sold is the 1993 Alpha Black Lotus (PSA 10 Gem Mint), which went for $3,000,000 in a private sale in 2023
One could argue that there's a particularly strong synergy between Lazotep Sliver and Thrumming Hivepool, as Afflict will be very nasty if you have a vast army of tokens to attack with
So far, Oblivion Sower is the only one that can provide mega-value, since it can get back lots of lands at once
Make sure you have a certificate of authenticity or proof that said card came from the official Pokemon Snap competition held in Japan before bidding