Entei #21 from Crown Zenith is a reverse holo holo_rare card that currently sells for about $0.99 ungraded, with graded copies ranging from $11.90 at grade 9 to $54.95 at grade 10. A grade 10 copy sells for around $54.95, about 56× the $0.99 raw price, so high-grade copies are worth grading.