Nidoking #11 from Base Set is a holo rare card that currently sells for about $23.96 ungraded, with graded copies ranging from $56.00 at grade 7 to $195 at grade 10. TCGrader's AI has graded 10 copies of Nidoking (Base Set), averaging 6.5 overall. A grade 10 copy sells for around $195, about 8.1× the $23.96 raw price, so high-grade copies are worth grading.