Trainer cards are used to assist in Pokmon battles, each trainer card has its own rules and functions for the game
It's possible that they are worth a lot more than you think thanks to them being a first-time foil printing
An additional two copies were rediscovered and sold at auction in August 2020 by one of the card games rules designers, Yuichi Konno, bringing the total number of Pikachu Illustrator cards made to 41
After the event ends, Lunatone will appear in the Western Hemisphere and Solrock will appear in the Eastern Hemisphere
2021-03-19 You are never forced to activate mana abilities to pay costs, so if there is a mandatory additional mana cost (such as from Thalia, Guardian of Thraben), you can decline to activate mana abilities to pay for it and hence fail to cast the suspended card, leaving it in exile
They can use those cards to build decks, battle online, or simply view the dynamic range of artwork