Galarian Zapdos #SWSH124 from SWSH Black Star Promos is a reverse holo promo card that currently sells for about $8.13 ungraded, with graded copies ranging from $31.00 at grade 9 to $36.98 at grade 10. A grade 10 copy sells for around $36.98, about 4.5× the $8.13 raw price, so high-grade copies are worth grading.