Blastoise #14 from Crystal Guardians is a reverse holo rare card that currently sells for about $8.15 ungraded, with graded copies ranging from $33.25 at grade 7 to $77.13 at grade 10. A grade 10 copy sells for around $77.13, about 9.5× the $8.15 raw price, so high-grade copies are worth grading.