Lillie's Determination #169 from Mega Evolution is a ultra_rare card that currently sells for about $20.55 ungraded, with graded copies ranging from $12.26 at grade 7 to $51.89 at grade 10. TCGrader's AI has graded 3 copies of Lillie's Determination (Mega Evolution), averaging 8.2 overall. 33% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $51.89, about 2.5× the $20.55 raw price, so high-grade copies are worth grading.