Steam Siege card prices
Steam Siege was released on 3 August 2016 and has 116 cards. Its most valuable card is Gardevoir-EX 116/114 at €175.18 on Cardmarket, as of 2 November 2026. One copy of every card comes to €446.10. A booster box costs €1,584 on Cardmarket.
Most valuable cards in Steam Siege
Sealed product from Steam Siege
Every card in Steam Siege
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Questions and answers
What is the most valuable card in Steam Siege?
Gardevoir-EX 116/114 at €175.18 on Cardmarket, as of 2 November 2026.
Where does this price come from?
The European price is Cardmarket’s trend price, their daily estimate of what the card sells for now, from real sales. The US price is TCGplayer’s market price, from recent completed sales. Binderlist collects both every night and keeps each day’s price.