Charizard ex #199 from 151 is a holo illustration_rare card that currently sells for about $299 ungraded, with graded copies ranging from $228 at grade 7 to $293 at grade 10. TCGrader's AI has graded 40 copies of Charizard ex (151), averaging 8.7 overall. 50% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $293 vs $299 raw. That's a modest premium, so grading only pays off for near-perfect copies.