card binder purple Vault X 12 Pocket Strap Trading 480 Cards Side Loading (Purple) With a reinforced front and back cover your cards will be kept safe and in mint condition Card Guardian - 9 Pocket

Want to track the value of your vintage or modern Pokmon cards

And to be sure, there is value in that

Outside Area Zero, Wugtrio and Farigiraf shift types as Tera Pokmon ex, and Pokmon Trainers everywhere prepare for the return of ACE SPEC cards with uniquely powerful Twilight Masquerade Elite Trainer Box $1,899.00 A Festival of Mischief & Mystery

As a Special Rare, its not an easy card to find either, so that also contributes to its high average value of $290

If a card is harder to get hold of (due to pull rates or demand) then its likely to sell for more money

There are a few themes basically guaranteed to sell out a new Pokemon TCG set even quicker than usual