Somewhere in my basement, there’s a blue Trapper Keeper filled with approximately 400 (give or take 1,000) Pokémon cards, two crumpled pack wrappers and a perfectly preserved Fruit Roll-Up from 2007.

When it comes to holding their value over time, many of the most valuable Pokemon cards are the oldest ones. After all, early printings saw fewer cards produced, with even fewer lasting to this day.

The most expensive Pokémon Trading Card Gamecards of all time have now seen sales that set new benchmarks for how much money collectors would be willing to invest. The Pokémon TCG has always been a ...