Gourgeist #57 from XY is a reverse holo holo_rare card that currently sells for about $2.49 ungraded, with graded copies ranging from $15.50 at grade 9 to $52.71 at grade 10. A grade 10 copy sells for around $52.71, about 21× the $2.49 raw price, so high-grade copies are worth grading.