Gliscor #50 from Phantasmal Flames is a reverse holo uncommon card that currently sells for about $0.40 ungraded, with graded copies ranging from $10.55 at grade 9 to $31.84 at grade 10. A grade 10 copy sells for around $31.84, about 80× the $0.40 raw price, so high-grade copies are worth grading.