Leafeon ex #144 from Prismatic Evolutions is a holo illustration_rare card that currently sells for about $229 ungraded, with graded copies ranging from $177 at grade 7 to $710 at grade 10. TCGrader's AI has graded 21 copies of Leafeon ex (Prismatic Evolutions), averaging 9 overall. 81% scored 9 or higher, so clean copies are common and centering usually decides the top grades. A grade 10 copy sells for around $710, about 3.1× the $229 raw price, so high-grade copies are worth grading.