Lillie's Determination #184 from Mega Evolution is a illustration_rare card that currently sells for about $66.99 ungraded, with graded copies ranging from $45.44 at grade 7 to $135 at grade 10. TCGrader's AI has graded 8 copies of Lillie's Determination (Mega Evolution), averaging 8.4 overall. Only 25% scored 9 or higher, so genuinely mint copies of this card are scarce. A grade 10 copy sells for around $135, about 2× the $66.99 raw price, so high-grade copies are worth grading.