Chansey #10 from McDonald's Collection 2018 is a reverse holo common card that currently sells for about $2.83 ungraded, with graded copies ranging from $38.63 at grade 7 to $44.68 at grade 10. A grade 10 copy sells for around $44.68, about 16× the $2.83 raw price, so high-grade copies are worth grading.