Houndoom ex #134 from Obsidian Flames is a holo rare card that currently sells for about $1.27 ungraded, with graded copies ranging from $6.00 at grade 7 to $57.50 at grade 10. A grade 10 copy sells for around $57.50, about 45× the $1.27 raw price, so high-grade copies are worth grading.