Clefairy #5 from Base Set is a holo rare card that currently sells for about $17.50 ungraded, with graded copies ranging from $43.00 at grade 7 to $5,700 at grade 10. TCGrader's AI has graded 9 copies of Clefairy (Base Set), averaging 6.5 overall. A grade 10 copy sells for around $5,700, about 326× the $17.50 raw price, so high-grade copies are worth grading.