Blastoise ex #200 from 151 is a illustration_rare card that currently sells for about $130 ungraded, with graded copies ranging from $122 at grade 7 to $358 at grade 10. TCGrader's AI has graded 26 copies of Blastoise ex (151), averaging 8.6 overall. 58% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $358, about 2.7× the $130 raw price, so high-grade copies are worth grading.