Jynx δ #17 from Dragon Frontiers is a reverse holo rare card that currently sells for about $1.97 ungraded, with graded copies ranging from $2.00 at grade 7 to $51.00 at grade 10. A grade 10 copy sells for around $51.00, about 26× the $1.97 raw price, so high-grade copies are worth grading.