Most valuable Steam Siege cards

These are the Steam Siege cards worth the most today, with how often each one turns up in packs and who drew it. The top card is Gardevoir-EX at $108.

$108Gardevoir-EX

6cards worth $20+

1worth $100+

116cards · 2016

Prices as of November 6, 2026.

Chase them yourself

Gardevoir-EX turns up about once every 197 packs. Open Steam Siege packs free on Holobrook, just for the fun of the reveal.

Open Steam Siege packs free

The top 50 by value

"1 in N packs" is the chance of pulling that exact card.

The best of each rarity

The most valuable card at every rarity level in Steam Siege, rarest first.

Gardevoir-EX

Rare Secret · $108

M Gardevoir-EX

Rare Ultra · $57.62

Chandelure

Rare Holo · $2.26

Nidoking

Rare · $4.34

Azumarill

Uncommon · $12.97

Marill

Common · $1.63

M Gardevoir-EX

Rare Holo EX · $24.09

Xerneas BREAK

Rare BREAK · $7.63

What makes Steam Siege special

Did you know?

It brought back dual-type Pokémon, last seen in the HS Triumphant set, shown as Shiny Pokémon on cards split diagonally between their two type colors. en.wikipedia.org
It was built around the Mythical Pokémon Volcanion and Magearna, with a story of Shiny Mega Gardevoir-EX laying siege to the Gear Palace. bulbapedia.bulbagarden.net
It was the last set to use the card style that ran from Black & White through XY. en.wikipedia.org

Favorites you can find here

GardevoirRare Secret

Meowth

ChandelureRare Holo

Pokémon highlights

87 different Pokémon; most featured: Gardevoir (5 cards), Steelix (4 cards), Volcanion (4 cards).

Unova 28% Sinnoh 20% Kalos 17% Johto 15% Kanto 11%

Grass 13%Fire 13%Metal 11%Water 10%Fairy 10%

Drawn by 52 artists in all. Tap one to see everything they have drawn.

Questions

What is the most valuable Steam Siege card?

Gardevoir-EX (Rare Secret) at about $108, followed by M Gardevoir-EX at $57.62. Prices are market prices and update weekly.

How rare is Gardevoir-EX from Steam Siege?

It turns up about once every 197 packs. Half of players would pull it within 137 packs, and 9 in 10 within 453.

How many Steam Siege cards are worth money?

6 Steam Siege cards are worth $20 or more right now, and 1 are worth $100 or more. Most cards in any set are worth under a dollar; the value sits in the rare hits.

Are any Steam Siege commons or uncommons valuable?

The most valuable is Azumarill (Uncommon) at about $12.97, often because collectors love that Pokémon.

More about Steam Siege

All 116 cards Pull rates Best packs to open Secret Rares

Holobrook · a free Pokémon booster pack opening simulator and digital binder · Most valuable overall · Card rarities