Blastoise #2 from Base Set is a holo rare card that currently sells for about $89.54 ungraded, with graded copies ranging from $231 at grade 7 to $7,600 at grade 10. TCGrader's AI has graded 33 copies of Blastoise (Base Set), averaging 6.2 overall. A grade 10 copy sells for around $7,600, about 85× the $89.54 raw price, so high-grade copies are worth grading.