Pokémon · Steam Siege
The most valuable cards in Steam Siege.
As of August 3, 2026, the most valuable Steam Siege card is Gardevoir EX (Secret) #116 at $104.00. Rankings use the CardIntel published reference price — market snapshots layered with verified sale evidence, thin quotes suppressed — for 116 priced cards of the 116 tracked in this set.
| # | Card | Rarity | Reference Price |
|---|---|---|---|
| 1 |  Gardevoir EX (Secret)#116 | Secret Rare | $104.00 |
| 2 |  M Gardevoir EX#79 | Ultra Rare | $83.75 |
| 3 |  M Gardevoir EX (Full Art)#112 | Ultra Rare | $65.00 |
| 4 |  Volcanion EX (Secret)#115 | Secret Rare | $39.55 |
| 5 |  M Steelix EX (Full Art)#109 | Ultra Rare | $29.70 |
| 6 |  Gardevoir EX (Full Art)#111 | Ultra Rare | $23.58 |
| 7 |  Steelix EX (Full Art)#108 | Ultra Rare | $18.57 |
| 8 |  Professor Sycamore#114 | Ultra Rare | $10.93 |
| 9 |  Magearna EX (Full Art)#110 | Ultra Rare | $9.29 |
| 10 |  M Steelix EX#68 | Ultra Rare | $9.07 |
| 11 |  Volcanion EX (Full Art)#107 | Ultra Rare | $8.65 |
| 12 |  Yveltal BREAK#66 | Rare BREAK | $8.13 |
| 13 |  Pokemon Ranger (Full Art)#113 | Ultra Rare | $7.77 |
| 14 |  Xerneas BREAK#82 | Rare BREAK | $7.65 |
| 15 |  Hydreigon BREAK#87 | Rare BREAK | $5.77 |
| 16 |  Talonflame BREAK#21 | Rare BREAK | $5.46 |
| 17 |  Gardevoir EX#78 | Ultra Rare | $5.32 |
| 18 |  Pyroar BREAK#24 | Rare BREAK | $3.60 |
| 19 |  Clawitzer BREAK#35 | Rare BREAK | $3.57 |
| 20 |  Yanmega BREAK#8 | Rare BREAK | $2.69 |
| 21 |  Volcanion EX#26 | Ultra Rare | $2.38 |
| 22 |  Steelix EX#67 | Ultra Rare | $2.18 |
| 23 |  Chandelure#50 | Holo Rare | $1.83 |
| 24 |  Azumarill#77 | Uncommon | $1.58 |
| 25 |  Magearna EX#75 | Ultra Rare | $1.47 |
Prices are dated reference values, not live quotes — cite them together with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology for how reference prices are built.