Gardevoir ex #228 from Scarlet & Violet is a ultra_rare card that currently sells for about $4.14 ungraded, with graded copies ranging from $8.00 at grade 7 to $40.00 at grade 10. A grade 10 copy sells for around $40.00, about 9.7× the $4.14 raw price, so high-grade copies are worth grading.