Mightyena #243 from Ascended Heroes is a holo illustration_rare card that currently sells for about $5.99 ungraded, with graded copies ranging from $11.00 at grade 7 to $53.88 at grade 10. A grade 10 copy sells for around $53.88, about 9× the $5.99 raw price, so high-grade copies are worth grading.