Blastoise ex #184 from 151 is a ultra_rare card that currently sells for about $19.99 ungraded, with graded copies ranging from $21.50 at grade 7 to $130 at grade 10. TCGrader's AI has graded 8 copies of Blastoise ex (151), averaging 8.8 overall. 75% scored 9 or higher, so clean copies are common and centering usually decides the top grades. A grade 10 copy sells for around $130, about 6.5× the $19.99 raw price, so high-grade copies are worth grading.