Wo-Chien ex #257 from Paldea Evolved is a holo illustration_rare card that currently sells for about $10.77 ungraded, with graded copies ranging from $16.26 at grade 9 to $54.00 at grade 10. A grade 10 copy sells for around $54.00, about 5× the $10.77 raw price, so high-grade copies are worth grading.