Galarian Perrserker #SWSH008 from SWSH Black Star Promos is a reverse holo promo card that currently sells for about $60.92 ungraded, with graded copies ranging from $49.90 at grade 7 to $165 at grade 10. A grade 10 copy sells for around $165, about 2.7× the $60.92 raw price, so high-grade copies are worth grading.