Blastoise #2 from Base Set is a holo rare card that currently sells for about $93.00 ungraded, with graded copies ranging from $244 at grade 7 to $10,000 at grade 10. TCGrader's AI has graded 39 copies of Blastoise (Base Set), averaging 6.2 overall. A grade 10 copy sells for around $10,000, about 108× the $93.00 raw price, so high-grade copies are worth grading.