Whimsicott #144 from Unified Minds is a reverse holo rare card that currently sells for about $2.35 ungraded, with graded copies ranging from $17.56 at grade 9 to $42.60 at grade 10. A grade 10 copy sells for around $42.60, about 18× the $2.35 raw price, so high-grade copies are worth grading.