Mega Mawile ex #162 from Mega Evolution is a holo ultra_rare card that currently sells for about $3.11 ungraded, with graded copies ranging from $16.50 at grade 9 to $40.00 at grade 10. A grade 10 copy sells for around $40.00, about 13× the $3.11 raw price, so high-grade copies are worth grading.