Gengar #H9 from Skyridge is a holo holo_rare card that currently sells for about $3,144 ungraded, with graded copies ranging from $6,500 at grade 7 to $150,000 at grade 10. TCGrader's AI has graded 5 copies of Gengar (Skyridge), averaging 5.5 overall. A grade 10 copy sells for around $150,000, about 48× the $3,144 raw price, so high-grade copies are worth grading.