How much does Steam Siege Booster Box cost?

We're updating the live price for Steam Siege Booster Box (XY - Steam Siege, ) — check back shortly for the current cost.

Where can I check Steam Siege Booster Box prices?

Right here on PokemonPriceCheck — we pull live Steam Siege Booster Box prices and break them down by condition (Near Mint through Damaged) and graded tier (PSA 10, PSA 9 and more) so you can compare before you buy.

Steam Siege Booster Box

Name: Steam Siege Booster Box - XY - Steam Siege ()
Brand: Pokemon

XY - Steam Siege · · Common

Current Prices

Market Price N/A

Low N/A

High N/A

PSA 10 N/A

PSA 9 N/A

30-Day Trend —

Set

XY - Steam Siege

Number

Rarity

Common

Variant

Normal

Market

US (TCGplayer)

Last Updated

Jun 9, 2026

Check Price

Check the Price of Steam Siege Booster Box

Looking up the price of Steam Siege Booster Box? You're in the right place. This is a Common card, # from the XY - Steam Siege set. We're still pulling fresh market data for this one — check back shortly and you'll see exactly what it costs.

Steam Siege Booster Box Price by Condition

We're refreshing the live price for Steam Siege Booster Box — current condition pricing will appear here as soon as it lands.

Detailed Price Breakdown

Source	Condition / Grade	Average	Low	High	Sales
tcgplayer	UNOPENED	$1,118	$1,118	$1,118	15

Where to Buy Steam Siege Booster Box & What to Pay

In the US, the main places to buy Steam Siege Booster Box are TCGplayer and eBay. Prices swing seller to seller, so always line up a couple of listings before you check out. At this price the card itself is cheap — shipping is often the bigger cost, so look for sellers who bundle or offer combined postage. Use PokemonPriceCheck to compare the current Steam Siege Booster Box price across conditions and graded tiers before you buy, so you know you're not overpaying.