Pikachu ex #179 from Prismatic Evolutions is a holo hyper_rare card that currently sells for about $61.15 ungraded, with graded copies ranging from $53.00 at grade 7 to $365 at grade 10. TCGrader's AI has graded 21 copies of Pikachu ex (Prismatic Evolutions), averaging 8.7 overall. 57% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $365, about 6× the $61.15 raw price, so high-grade copies are worth grading.