Revavroom ex #15 from Shrouded Fable is a reverse holo rare card that currently sells for about $0.86 ungraded, with graded copies ranging from $7.00 at grade 9 to $24.00 at grade 10. A grade 10 copy sells for around $24.00, about 28× the $0.86 raw price, so high-grade copies are worth grading.