Silvally-GX #116 from Ultra Prism is a holo holo_rare card that currently sells for about $2.29 ungraded, with graded copies ranging from $20.57 at grade 9 to $23.50 at grade 10. A grade 10 copy sells for around $23.50, about 10× the $2.29 raw price, so high-grade copies are worth grading.