Mega Lucario ex #179 from Mega Evolution is a illustration_rare card that currently sells for about $172 ungraded, with graded copies ranging from $151 at grade 7 to $335 at grade 10. TCGrader's AI has graded 20 copies of Mega Lucario ex (Mega Evolution), averaging 8.5 overall. 40% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $335 vs $172 raw. That's a modest premium, so grading only pays off for near-perfect copies.