XY - Steam Siege Master Set: 209 Cards, Checklist & Prices
By Cardrake Research Team · Updated
Released 2016
Get Collector to track your progress.
XY - Steam Siege chase cards & key targets
Gardevoir EX Secret leads XY - Steam Siege at $104.31, with M Gardevoir EX Full Art ($57.99) and Volcanion EX Secret ($39.55) behind it. The top three alone are 39% of the estimated master-set cost — plan these purchases first and the rest of the set follows on a normal budget.
| Rank | Card | Number | Rarity | Variant | Market Price |
|---|---|---|---|---|---|
| #1 |  Gardevoir EX Secret | 116/114 | Secret Rare | Holofoil | $104.31 |
| #2 |  M Gardevoir EX Full Art | 112/114 | Ultra Rare | Holofoil | $57.99 |
| #3 |  Volcanion EX Secret | 115/114 | Secret Rare | Holofoil | $39.55 |
| #4 |  M Steelix EX Full Art | 109/114 | Ultra Rare | Holofoil | $29.70 |
| #5 |  M Gardevoir EX | 79/114 | Ultra Rare | Holofoil | $24.03 |
| #6 |  Gardevoir EX Full Art | 111/114 | Ultra Rare | Holofoil | $23.58 |
| #7 |  Steelix EX Full Art | 108/114 | Ultra Rare | Holofoil | $18.57 |
| #8 |  Azumarill | 77/114 | Uncommon | Reverse Holo | $12.14 |
| #9 |  Professor Sycamore | 114/114 | Ultra Rare | Holofoil | $10.93 |
| #10 |  Magearna EX Full Art | 110/114 | Ultra Rare | Holofoil | $9.33 |
Acquisition Strategy
- • Monitor price trends - chase cards often fluctuate based on tournament results and influencer coverage
- • Consider condition flexibility - a LP/MP copy can save 30-50% on vintage cards
- • Check multiple marketplaces - prices vary significantly between TCGPlayer, eBay, and local stores
- • Buy during market dips - major releases and reprints often cause temporary price drops
What's in the XY - Steam Siege master set
The XY - Steam Siege master set is 209 cards: 114 base + 93 reverse holos + 2 secret rares. That covers every printed variant — reverse holofoils, secret rares, and the special-art chase cards numbered past 114/114.
About this set
Rarity breakdown
| Rarity | Cards | Share of printed set |
|---|---|---|
| Common | 31 | 27% |
| Uncommon | 30 | 26% |
| Rare | 23 | 20% |
| Ultra Rare | 14 | 12% |
| Holo Rare | 9 | 8% |
| Rare BREAK | 7 | 6% |
| Secret Rare | 2 | 2% |
Price distribution
How card values spread across the set. Most cards are bulk under a dollar; a few chase cards hold most of the value.
Artist spotlight
The illustrators behind the most cards in this set, with their standout artwork. Tap a card for details.
5ban Graphics
18 cards in this set
Toyste Beach
5 cards in this set
Ken Sugimori
4 cards in this set
match
3 cards in this set
Midori Harada
3 cards in this set
Mitsuhiro Arita
3 cards in this set
XY - Steam Siege master set buying guide
Where to buy XY - Steam Siege, which sealed product is worth the money, and when to pull the trigger.
Packs or singles?
Pack opening offers good value for this set
All XY - Steam Siege sealed products
| Product | Market | |
|---|---|---|
| Steam Siege Elite Trainer Box | $1800.00 | Shop → |
| Steam Siege Booster Box | $1299.99 | Shop → |
| Mega Gyarados Collection Box | $644.46 | Shop → |
| Steam Siege Prerelease Kit | $160.32 | Shop → |
| Steam Siege Sleeved Booster Pack Art Bundle [Set of 4] | $139.49 | Shop → |
| Steam Siege Single Pack Blister [Lucario] | $63.73 | Shop → |
| XY Steam Siege Sleeved Booster Pack | $39.13 | Shop → |
| Steam Siege Single Pack Blister [Floette] | $37.29 | Shop → |
| Steam Siege Booster Pack | $31.71 | Shop → |
| Steam Siege Theme Deck - "Ring of Lightning" [Hoopa] | $22.91 | Shop → |
| Steam Siege Theme Deck - "Gears of Fire" [Volcanion] | $20.15 | Shop → |
| Battle Arena Decks: Keldeo EX vs Rayquaza EX | — | Shop → |
| Battle Heart Tin [Magearna EX] | — | Shop → |
| Battle Heart Tin [Pikachu EX] | — | Shop → |
| Battle Heart Tin [Volcanion EX] | — | Shop → |
| Hoopa EX Challenge Box | — | Shop → |
| Legendary Battle Decks [Articuno] | — | Shop → |
| Legendary Battle Decks [Moltres] | — | Shop → |
| Legendary Battle Decks [Set of 3] | — | Shop → |
| Legendary Battle Decks [Zapdos] | — | Shop → |
| Steam Siege 3 Pack Blister [Azelf] | — | Shop → |
| Steam Siege 3 Pack Blister [Rayquaza] | — | Shop → |
| Steam Siege Collectible Pin 3 Pack Blister [Shiny Mega Gardevoir] | — | Shop → |
| Steam Siege Collectible Pin 3 Pack Blister [Volcanion] | — | Shop → |
| Steam Siege Elite Trainer Box Case | — | Shop → |
| Steam Siege Sleeved Booster Case | — | Shop → |
When to buy
Singles panic-priced. Sealed carries 30–50% premium. Wait if you can.
Best window for singles. Chase cards find their floor.
Bulk dips 15–20% on reprint news. Chase cards stay steady.
Sealed and top chase cards begin appreciation cycle.
Collecting strategy
Most cards in this set are worth around $0.63 as singles. Opening packs is the fun way to build your base of commons and uncommons with a chance at lucky pulls — but chase cards are statistically unlikely from sealed product. For most master set collectors, the smart approach is packs for bulk, singles for the rest.
Mix of singles and strategic pack opening
Track your progress in the XY - Steam Siege binder planner →
Storage & protection
Protect your 209-card XY - Steam Siege master set with archival binders, perfect-fit sleeves, and top loaders for the chase cards. Plan on $150–250 for complete coverage.
Premium binders
Dragon Shield Codex · $30–50
Archival pages, side-loading pockets, acid-free. For 209 cards, plan on 12 double-sided 9-pocket pages.
Perfect-fit sleeves
Every card · $30–50 total
Prevent micro-scratches from sliding cards in and out of binder pockets. You'll need roughly 3 packs for full coverage.
Top loaders
Chase cards · $15–25/pack
Rigid protection for SIRs and grading candidates. Essential for anything over $26 raw.
XY - Steam Siege card list
Every card in the XY - Steam Siege master set. Search, filter by rarity or price, and mark off what you own as you go. Tap any card for prices and variants.
Track your collection. Mark cards owned or wanted, add condition & notes, and watch your master set progress.
| Card | Price | Collection |
|---|---|---|
Tangela1/114 · Common | $0.22 | N RH |
Tangrowth2/114 · Uncommon | $0.17 | N RH |
Hoppip3/114 · Common | $0.22 | N RH |
Skiploom4/114 · Uncommon | $0.21 | N RH |
Jumpluff5/114 · Rare | $0.39 | N RH |
Yanma6/114 · Common | $0.16 | N RH |
Yanmega7/114 · Rare | $0.20 | N RH |
Yanmega BREAK8/114 · Rare BREAK | $2.92 | Holo |
Seedot9/114 · Common | $0.17 | N RH |
Nuzleaf10/114 · Uncommon | $0.14 | N RH |
Shiftry11/114 · Holo Rare | $0.70 | Holo RH |
Foongus12/114 · Common | $0.40 | N RH |
Amoonguss13/114 · Rare | $0.28 | N RH |
Larvesta14/114 · Common | $0.24 | N RH |
Volcarona15/114 · Rare | $0.74 | N RH |
Ponyta16/114 · Common | $0.23 | N RH |
Rapidash17/114 · Uncommon | $0.27 | N RH |
Chimchar18/114 · Common | $0.23 | N RH |
Monferno19/114 · Uncommon | $0.27 | N RH |
Infernape20/114 · Holo Rare | $1.53 | Holo RH |
Talonflame BREAK21/114 · Rare BREAK | $4.66 | Holo |
Litleo22/114 · Common | $0.15 | N RH |
Pyroar23/114 · Rare | $0.26 | N RH |
Pyroar BREAK24/114 · Rare BREAK | $3.56 | Holo |
Volcanion25/114 · Rare | $0.33 | N RH |
Volcanion EX26/114 · Ultra Rare | $2.52 | Holo |
Mantine27/114 · Common | $0.22 | N RH |
Shellos28/114 · Common | $0.24 | N RH |
Gastrodon29/114 · Rare | $0.60 | N RH |
Oshawott30/114 · Common | $0.25 | N RH |
Dewott31/114 · Uncommon | $0.19 | N RH |
Samurott32/114 · Rare | $0.40 | N RH |
Clauncher33/114 · Common | $0.12 | N RH |
Clawitzer34/114 · Rare | $0.29 | N RH |
Clawitzer BREAK35/114 · Rare BREAK | $3.40 | Holo |
Bergmite36/114 · Common | $0.17 | N RH |
Avalugg37/114 · Rare | $0.52 | N RH |
Mareep38/114 · Common | $0.24 | N RH |
Flaaffy39/114 · Uncommon | $0.27 | N RH |
Ampharos40/114 · Holo Rare | $1.46 | Holo RH |
Joltik41/114 · Common | $0.26 | N RH |
Galvantula42/114 · Rare | $0.44 | N RH |
Nidoran M43/114 · Common | $0.24 | N RH |
Nidorino44/114 · Uncommon | $0.24 | N RH |
Nidoking45/114 · Rare | $0.80 | N RH |
Drifloon46/114 · Common | $0.22 | N RH |
Drifblim47/114 · Uncommon | $0.22 | N RH |
Litwick48/114 · Common | $0.20 | N RH |
Lampent49/114 · Uncommon | $0.22 | N RH |
Chandelure50/114 · Holo Rare | $2.08 | Holo RH |
Frequently asked questions
How many cards are in the XY - Steam Siege master set?▾
The XY - Steam Siege master set is 209 cards: 114 base cards, 93 reverse holofoils, and 2 secret rares and special-art cards. The base set alone is 116 unique cards, numbered 001/114 through the secret rares. Track all 209 with the free interactive checklist on Cardrake.
See also: Binder layout planner
What are the chase cards in XY - Steam Siege?▾
The top chase card in XY - Steam Siege is Gardevoir EX Secret (Secret Rare) at $104.31. Other high-value cards include M Gardevoir EX Full Art ($57.99) and Volcanion EX Secret ($39.55). See the full chase card rankings above for current prices.
See also: Chase card rankings, Binder layout planner
How much does a XY - Steam Siege master set cost?▾
A complete XY - Steam Siege master set is estimated at $513 based on current TCGPlayer market prices. Budget collectors can start with the base set for significantly less, while premium completionists targeting graded copies should expect higher costs.
See also: Master set budgeting guide, Binder layout planner
What is the complete XY - Steam Siege master set card list?▾
The XY - Steam Siege set contains 114 base cards across 7 rarity tiers plus 2 secret rares. View the complete card list with images, prices, and rarity information on the XY - Steam Siege binder layout page on Cardrake.
See also: Binder layout planner
How should I organize XY - Steam Siege in a binder?▾
For 209 cards (including reverse holos), a 9-pocket binder needs 12 double-sided pages and a 12-pocket binder needs 9 pages. Use Cardrake's visual binder planner to preview exactly how your cards will be laid out before you start sleeving.
See also: Binder layout planner, Binder organization guide
Is there a XY - Steam Siege master set checklist?▾
Yes — Cardrake provides a visual master set checklist for XY - Steam Siege with all 116 cards. You can track owned and missing cards, view your completion percentage, and plan your binder layout. Sign up for the Collector plan to save your progress.
See also: Binder layout planner
Is XY - Steam Siege worth collecting as a master set?▾
XY - Steam Siege has 116 unique cards with an estimated completion cost of $513. It is a mid-sized master set that offers a solid collecting challenge. With 11 cards over $10, most of the value is concentrated in a few key cards.
See also: Master set guide, Binder layout planner