Trainers' Mail #92 from Roaring Skies is a reverse holo uncommon card that currently sells for about $1.58 ungraded, with graded copies ranging from $7.31 at grade 7 to $40.43 at grade 10. A grade 10 copy sells for around $40.43, about 26× the $1.58 raw price, so high-grade copies are worth grading.