how many cards in a booster box Pokemon TCG: XY XY Evolutions has risen in both value and popularity as the value of the various Base Set Charizard cards Best Pokémon TCG deal: Journey

It can take a little longer at busy times, like the Christmas period

The ideal card to mill is Destruction Sword Memories, which can promptly banish any Dragon monster in the Graveyard with the milled Buster Blader monster to put Buster Blader, the Dragon Destroyer Swordsman on the board with the Buster Dragon

Considering your deck is set up to generate these each turn, these cards truly do create a ton of tokens

Card condition (grading) A card in mint condition, fresh from a booster pack, will hold far more value than one that's scratched or bent

Of course, with that longevity and popularity, its inevitable that some cards, among the many thousands that have been released, will end up being more sought after, and therefore more expensive, than others