Regieleki V #57 from Silver Tempest is a holo holo_rare card that currently sells for about $1.55 ungraded, with graded copies ranging from $3.00 at grade 7 to $51.50 at grade 10. A grade 10 copy sells for around $51.50, about 33× the $1.55 raw price, so high-grade copies are worth grading.