Garchomp C LV.X #DP46 from DP Black Star Promos is a reverse holo promo card that currently sells for about $27.83 ungraded, with graded copies ranging from $44.90 at grade 7 to $601 at grade 10. A grade 10 copy sells for around $601, about 22× the $27.83 raw price, so high-grade copies are worth grading.