Dudunsparce ex #178 from Journey Together is a holo ultra_rare card that currently sells for about $2.09 ungraded, with graded copies ranging from $7.00 at grade 7 to $50.00 at grade 10. A grade 10 copy sells for around $50.00, about 24× the $2.09 raw price, so high-grade copies are worth grading.