Riolu #215 from Scarlet & Violet is a holo illustration_rare card that currently sells for about $28.00 ungraded, with graded copies ranging from $19.00 at grade 7 to $550 at grade 10. TCGrader's AI has graded 4 copies of Riolu (Scarlet & Violet), averaging 7.9 overall. Only 25% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $550, about 20× the $28.00 raw price, so high-grade copies are worth grading.