Genesect #XY119 from XY Black Star Promos is a reverse holo promo card that currently sells for about $13.42 ungraded, with graded copies ranging from $25.00 at grade 7 to $3,550 at grade 10. A grade 10 copy sells for around $3,550, about 265× the $13.42 raw price, so high-grade copies are worth grading.