Nidoking #11 from Base Set 2 is a holo holo_rare card that currently sells for about $19.99 ungraded, with graded copies ranging from $43.29 at grade 7 to $16.50 at grade 10. TCGrader's AI has graded 12 copies of Nidoking (Base Set 2), averaging 7.1 overall. Only 17% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $16.50 vs $19.99 raw. That's a modest premium, so grading only pays off for near-perfect copies.