Vaporeon #18 from Hidden Fates is a holo holo_rare card that currently sells for about $1.31 ungraded, with graded copies ranging from $10.63 at grade 9 to $41.00 at grade 10. A grade 10 copy sells for around $41.00, about 31× the $1.31 raw price, so high-grade copies are worth grading.