Unown #54 from HeartGold & SoulSilver is a reverse holo uncommon card that currently sells for about $1.66 ungraded, with graded copies ranging from $19.71 at grade 9 to $53.92 at grade 10. A grade 10 copy sells for around $53.92, about 33× the $1.66 raw price, so high-grade copies are worth grading.