Gardevoir-EX #116 from Steam Siege is a rare card that currently sells for about $85.60 ungraded, with graded copies ranging from $80.90 at grade 7 to $1,925 at grade 10. TCGrader's AI has graded 5 copies of Gardevoir-EX (Steam Siege), 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 $1,925, about 23× the $85.60 raw price, so high-grade copies are worth grading.