Mega Venusaur ex #3 from Mega Evolution is a reverse holo rare card that currently sells for about $1.63 ungraded, with graded copies ranging from $9.25 at grade 7 to $44.99 at grade 10. A grade 10 copy sells for around $44.99, about 28× the $1.63 raw price, so high-grade copies are worth grading.