Floragato #77 from Scarlet & Violet Black Star Promos is a reverse holo promo card that currently sells for about $1.75 ungraded, with graded copies ranging from $13.34 at grade 9 to $27.77 at grade 10. A grade 10 copy sells for around $27.77, about 16× the $1.75 raw price, so high-grade copies are worth grading.