Gengar #38 from Crimson Invasion is a holo holo_rare card that currently sells for about $11.85 ungraded, with graded copies ranging from $48.68 at grade 9 to $2,000 at grade 10. A grade 10 copy sells for around $2,000, about 169× the $11.85 raw price, so high-grade copies are worth grading.