It only lasts for a night but Dark Yugi calls the experience, Something similar to death. Kaiba stans need not worry, though
Therefore, it is still better to use only official cards from the Pokmon developers, the main goal of which is to present a quality gaming experience
Search here in much the same way as on Cardmarket: enter the card name (e.g., "Charizard Ex 183" ) and see the results
Since you need to have exactly 100 cards in your deck and there is a relatively small list of banned cards (the Commander card pool includes almost all official sets), this kind of limitation is what makes the game more tactical
Furthermore, when it comes to the most valuable cards in Dragon Majesty, it's impossible to ignore a surprising appearance from a trainer not primarily associated with Dragon-type Pokemon
Look up sold listings on eBay, compare the photos with your copy, and see what grades similar cards pulled