Klinklang #77 from Dark Explorers is a holo holo_rare card that currently sells for about $1.60 ungraded, with graded copies ranging from $37.27 at grade 9 to $47.29 at grade 10. A grade 10 copy sells for around $47.29, about 30× the $1.60 raw price, so high-grade copies are worth grading.