Pikachu ex #179 from Prismatic Evolutions is a holo hyper_rare card that currently sells for about $56.15 ungraded, with graded copies ranging from $53.00 at grade 7 to $347 at grade 10. TCGrader's AI has graded 22 copies of Pikachu ex (Prismatic Evolutions), averaging 8.7 overall. 59% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $347, about 6.2× the $56.15 raw price, so high-grade copies are worth grading.