Feraligatr #89 from Scarlet & Violet Black Star Promos is a reverse holo promo card that currently sells for about $9.59 ungraded, with graded copies ranging from $88.00 at grade 9 to $115 at grade 10. A grade 10 copy sells for around $115, about 12× the $9.59 raw price, so high-grade copies are worth grading.