Klawf ex #120 from Obsidian Flames is a holo rare card that currently sells for about $1.44 ungraded, with graded copies ranging from $5.00 at grade 7 to $34.00 at grade 10. A grade 10 copy sells for around $34.00, about 24× the $1.44 raw price, so high-grade copies are worth grading.