Articuno-GX #31 from Celestial Storm is a reverse holo holo_rare card that currently sells for about $7.35 ungraded, with graded copies ranging from $9.75 at grade 7 to $79.00 at grade 10. A grade 10 copy sells for around $79.00, about 11× the $7.35 raw price, so high-grade copies are worth grading.