Gloom #198 from Obsidian Flames is a illustration_rare card that currently sells for about $12.90 ungraded, with graded copies ranging from $10.99 at grade 7 to $180 at grade 10. TCGrader's AI has graded 8 copies of Gloom (Obsidian Flames), averaging 8.8 overall. 50% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $180, about 14× the $12.90 raw price, so high-grade copies are worth grading.