Mr. Mime-GX #56 from Celestial Storm is a holo holo_rare card that currently sells for about $3.49 ungraded, with graded copies ranging from $9.00 at grade 7 to $76.00 at grade 10. A grade 10 copy sells for around $76.00, about 22× the $3.49 raw price, so high-grade copies are worth grading.