Sealed product
Steam Siege Booster Box
Market
$1,436.99
Current TCGplayer market reference
Per pack
$39.92
36 packs
eBay
Lowest price
$1,549.95
Free shipping
$43.05 per pack
TCGplayer
3 listings
$1,899.00
Plus shipping
$52.75 per pack
TCGplayer links are affiliate links: PokeFocus may earn a commission if you click or buy, at no cost to you.
Same set
More from XY Steam Siege
- eBay lowest
- $1,549.95
- TCGplayer lowest
- $1,899.00
- Market price
- $1,436.99
- 30-day median
- $1,350.00
Market price, last 30 days
Today's $1,436.99 against a 30-day low of $1,299.99, median of $1,350.00, and high of $1,459.59.
- TCGplayer listings
- 3
- eBay listings
- 7
Price facts · Oct 31, 2026
- TCGplayer market price: $1,436.99, or $39.92 per pack across 36 packs
- 6% over its 30-day median of $1,350.00
- Lowest eBay Buy It Now: $1,549.95 with free shipping
- Lowest TCGplayer listing: $1,899.00 before shipping, of 3 listings
Set context
Highest-priced cards in XY Steam Siege
Gardevoir EX (Secret) (116/114)
Secret Rare
Market
$109.61
M Gardevoir EX (Full Art) (112/114)
Ultra Rare
Market
$57.76
Volcanion EX (Secret) (115/114)
Secret Rare
Market
$35.87
M Steelix EX (Full Art) (109/114)
Ultra Rare
Market
$28.35
Gardevoir EX (Full Art) (111/114)
Ultra Rare
Market
$27.92
TCGplayer market prices.
Market history
Sealed price history
Market from Oct 2 to Oct 31: $1,299.99 to $1,436.99, up 10.5%. Low $1,299.99, high $1,459.59 across 30 days.
Market record
Sealed market analysis
A dated view of price movement, recorded activity, visible supply, set concentration, and selling-fee arithmetic. Values describe observed records and are not a forecast or a buy/sell recommendation.
Price signal
Movement and range
7-day movement
-1.5%
Market price change across the last 7 days.
30-day movement
+10.5%
Shown when prices cover most of the last 30 days.
90-day movement
+22.0%
Shown when prices cover most of the last 90 days.
90-day low
$1,177.49
Window ends Oct 31, 2026
90-day high
$1,459.59
Window starts Aug 2, 2026
Current range position
92%
Current price relative to the observed 90-day low/high.
Observed activity
Supply and sales
Recorded sales · 7d
3
Recorded sale count, not units guaranteed sold.
Recorded sales · 30d
6
Recorded sale count for the rolling window.
Active listings
10
eBay and TCGplayer listings combined.
eBay listings
7
TCGplayer listings
3
Supply trend
0.0%
Change in the number of active listings.
Listings per sale: 1.7 listings per recorded 30-day sale
This is listings divided by recorded 30-day sales. It is a market-depth proxy, not true sell-through: a matched beginning inventory and completed-sale denominator are not available here.
Set context
XY Steam Siege
Card-market context is aggregated from priced checklist cards in this set. Unpriced cards are excluded from the dollar total.
Historical analogs and confirmed print-run endpoints are not stored in this record, so no similarity or print-stop claim is inferred.
Priced-card market value
$516.10
209 of 218 cards priced
Price coverage
95.9%
Priced cards divided by set card count.
Top-ten concentration
65.2%
Top ten priced cards divided by priced-card market value.
Strongest recorded chase
Gardevoir EX (Secret) #116/114
$109.61 · Secret Rare
Release clock
10y 3m since release
Released Aug 3, 2016
Standard status: Marked legal. Individual cards can differ and reprints can retain legality. Standard rotation is a card-legality clock and does not prove that printing ended. Pokémon does not publish a print-stop date in this record.
Source freshness: last recorded sale Oct 27, 2026 · sold history Oct 28, 2026 · market refresh Oct 31, 2026.