Set Overview
Steam Siege, released in August 2016, carries Pokémon BREAK, Pokémon-EX, Mega EX and Full Art cards, headlined by Volcanion-EX and a Full Art Mega Scizor.
| Category | Details |
|---|---|
| Release Date | August 3, 2016 (English) |
| Publisher | The Pokémon Company |
| Total Cards | 114 numbered + 2 secret rares |
| Pokémon-EX | 6 cards |
| Pokémon BREAK | 7 cards |
| Full Art | 8 cards |
| Secret Rares | 2 cards |
| Key Chase Card | Volcanion-EX 115/114, Gardevoir-EX 116/114 |
About the Set
Steam Siege, released in August 2016, carries Pokémon BREAK, Pokémon-EX, Mega EX and Full Art cards, headlined by Volcanion-EX and a Full Art Mega Scizor.
How to identify it: numbered cards read N/114. Secret rares are numbered above the total (115/114 onward).
Rarities & Chase Cards
XY Steam Siege had a single English print run. The chase cards are its Pokémon-EX and secret rares.
Complete Card Gallery
All 116 cards from XY Steam Siege. Click any card to view it full size — use the arrow keys (or swipe) to move through the set.
Key Cards
The cards below lead XY Steam Siege on the secondary market.
| Card | Name | Why it matters |
|---|---|---|
 |
Volcanion-EX 115/114 Secret Rare | A secret rare card and one of Steam Siege’s headline pulls. |
 |
Gardevoir-EX 116/114 Secret Rare | A secret rare card and one of Steam Siege’s headline pulls. |
 |
Volcanion-EX 107/114 Full Art | A full art card and one of Steam Siege’s headline pulls. |
Promo Cards
The XY Black Star Promos ran alongside the era’s expansions.
Black Star Promos use their own numbering and carry a black star where a set symbol would be.
Collecting & Where to Buy
XY Steam Siege is out of print and trades on the secondary market. Common singles are inexpensive, while the Pokémon-EX, Full Art and secret rares carry the strongest premiums.
Collector tip: the Full Art and secret cards are the prize — check borders and surface closely on any graded copy.
Note: external links are provided for reference only. Always confirm a card's printing, condition and authenticity before purchasing.