Dewgong #97 from Phantasmal Flames is a reverse holo illustration_rare card that currently sells for about $4.99 ungraded, with graded copies ranging from $13.75 at grade 7 to $99.38 at grade 10. A grade 10 copy sells for around $99.38, about 20× the $4.99 raw price, so high-grade copies are worth grading.