Banette-GX #66 from Celestial Storm is a holo holo_rare card that currently sells for about $2.92 ungraded, with graded copies ranging from $16.00 at grade 9 to $52.00 at grade 10. A grade 10 copy sells for around $52.00, about 18× the $2.92 raw price, so high-grade copies are worth grading.