Powerglass #97 from Shrouded Fable is a reverse holo hyper_rare card that currently sells for about $16.85 ungraded, with graded copies ranging from $21.79 at grade 9 to $98.00 at grade 10. A grade 10 copy sells for around $98.00, about 5.8× the $16.85 raw price, so high-grade copies are worth grading.