TCGrader's AI has graded 11 copies of Mega Sharpedo ex (Phantasmal Flames), averaging 8.6 overall. 64% scored 9 or higher, so clean copies are common and centering usually decides the top grades. A grade 10 copy sells for around $29.99 vs $22.49 raw. That's a modest premium, so grading only pays off for near-perfect copies.