pokemon sun and moon rising guardians booster box Pokemon- & Pack Includes four sealed booster packs Pokémon TCG Sun and Moon

The most valuable card from the set on release was Miriam Special Illustration Rare and it has continued to hold that spot going forward

Number: SR10-EN035

Granted, there are many criteria which affect the price of a card, among them demand versus supply, year of issue, manufacturer, relative scarcity of a specific card compared to the others in the series (called short prints,) rookie or star status, and regional fan considerations, but grade has nothing to do with those issues

The effect of this card is risky to use, but when everything goes right you can reap a huge reward by doubling most mana across the board, you can use high mana maneuvers like those seen in a Vial Smasher not-white four-color commander deck