Gardevoir-EX #116 from Steam Siege is a rare card that currently sells for about $82.00 ungraded, with graded copies ranging from $90.41 at grade 7 to $1,800 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 $1,800, about 22× the $82.00 raw price, so high-grade copies are worth grading.