Team Rocket's Petrel #226 from Destined Rivals is a holo ultra_rare card that currently sells for about $9.98 ungraded, with graded copies ranging from $5.50 at grade 7 to $27.38 at grade 10. A grade 10 copy sells for around $27.38, about 2.7× the $9.98 raw price, so high-grade copies are worth grading.