Kieran #174 from Prismatic Evolutions is a holo illustration_rare card that currently sells for about $18.49 ungraded, with graded copies ranging from $14.00 at grade 7 to $75.00 at grade 10. A grade 10 copy sells for around $75.00, about 4.1× the $18.49 raw price, so high-grade copies are worth grading.