Serperior VSTAR #8 from Silver Tempest is a holo holo_rare card that currently sells for about $1.48 ungraded, with graded copies ranging from $3.00 at grade 7 to $28.00 at grade 10. A grade 10 copy sells for around $28.00, about 19× the $1.48 raw price, so high-grade copies are worth grading.