Eevee-GX #SM242 from SM Black Star Promos is a reverse holo promo card that currently sells for about $16.26 ungraded, with graded copies ranging from $25.00 at grade 7 to $265 at grade 10. A grade 10 copy sells for around $265, about 16× the $16.26 raw price, so high-grade copies are worth grading.