Aegislash #60 from Scarlet & Violet Black Star Promos is a reverse holo promo card that currently sells for about $2.99 ungraded, with graded copies ranging from $39.99 at grade 7 to $110 at grade 10. A grade 10 copy sells for around $110, about 37× the $2.99 raw price, so high-grade copies are worth grading.