Team Rocket's Giovanni #238 from Destined Rivals is a illustration_rare card that currently sells for about $27.34 ungraded, with graded copies ranging from $20.99 at grade 7 to $76.01 at grade 10. A grade 10 copy sells for around $76.01, about 2.8× the $27.34 raw price, so high-grade copies are worth grading.