TCGrader's AI has graded 9 copies of Mega Sharpedo ex (Phantasmal Flames), averaging 8.7 overall. 56% scored 9 or higher, so a strong copy is achievable but far from guaranteed. A grade 10 copy sells for around $29.99 vs $20.00 raw. That's a modest premium, so grading only pays off for near-perfect copies.