Snorlax-GX #SM05 from SM Black Star Promos is a reverse holo promo card that currently sells for about $11.87 ungraded, with graded copies ranging from $24.28 at grade 7 to $1,000 at grade 10. A grade 10 copy sells for around $1,000, about 84× the $11.87 raw price, so high-grade copies are worth grading.