
- ▲Older set (2+ years): less sealed supply
Prices updated Nov 12, 2026. Raw: TCGplayer Near Mint market price. Graded: recent graded sold prices.
M Gardevoir EX (79/114) from Steam Siege is an Ultra Rare. It sells for about $23.95 raw and $344.70 in a PSA 10. The raw price is flat over the last 7 days and down 0.6% over 30 days.
It is the 6th most valuable of the 8 Steam Siege cards we track, just behind M Steelix EX (Full Art) ($27.76). The set’s most valuable card is Gardevoir EX (Secret) ($110.82). Among the 1,198 Ultra Rare cards on PokeInsider, it ranks 830th by raw price.
M Gardevoir EX price today
Raw price change
M Gardevoir EX price chart
Grading math
A PSA 10 sells for 14.4x the raw price. A PSA 9 sells for $42.99, 1.8x raw.
Buying a raw copy at $23.95 and paying $39.99 to grade it (PSA Value, for cards valued up to $500), you break even if roughly 7% of your copies come back a PSA 10 (counting the rest at PSA 9 value). Grading fees and gem rates vary; this is a rough guide, not a guarantee.
Run the numbers for M Gardevoir EX in our grading calculator (your own cost, gem rate, tier and fees).
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