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Sealed Price Tracker
Steam Siege Booster Box: Price & Value
Steam Siege Booster Box currently sells for 10,499.00 € on Cardmarket (realistic market price, 2026-08-19). The price is climbing: +438.4% over the last 30 days. It is trading near its all-time high of 1,950.00 €. With 36 boosters inside, you pay 291.64 € per pack. Market supply is down 17% versus 30 days ago (5 listings).
Current price10,499.00 €
7 days▲ +0.0%
30 days▲ +438.4%
90 days▲ +492.3%
All-time high1,950.00 € (538%)
| Set | Steam Siege |
|---|---|
| Category | Booster Boxes & Displays |
| Release date | 2016-08-03 |
| Contents | 36 boosters · 291.64 € / booster |
| Since release | +8649.2% vs. 120.00 € retail price |
| Supply | 5 listings on Cardmarket (-16.7% vs. 30 days ago) |
Price history (90 days)
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Frequently asked questions
- Is Steam Siege Booster Box going up in value?
- The realistic market price moved +438.4% over the last 30 days and +492.3% over 90 days and currently sits at 10,499.00 €, which is 538% of its all-time high of 1,950.00 €.
- Is Steam Siege Booster Box worth keeping sealed?
- Steam Siege Booster Box launched on 2016-08-03 at 120.00 € recommended retail price and trades at 10,499.00 € today, 87× its launch price after roughly 10 years on the shelf. Returns at that scale come from vintage sealed stock that left print long ago, not from anything currently on a shelf.
- How many packs are in Steam Siege Booster Box?
- Steam Siege Booster Box contains 36 booster packs. That is the standard count for a booster box, which we track at 36 packs.
- How much do you pay per booster with Steam Siege Booster Box?
- Steam Siege Booster Box contains 36 booster packs, so at 10,499.00 € you pay 291.64 € per booster.
- What was the MSRP of Steam Siege Booster Box?
- Steam Siege Booster Box launched at 120.00 € recommended retail price. That figure is the European RRP in euro, not the US MSRP in dollars, which is usually quoted separately for the same product. It currently trades at 10,499.00 € on Cardmarket.
- Is Steam Siege Booster Box getting harder to find?
- There are currently 5 listings on Cardmarket, -17% versus 30 days ago. Shrinking supply with stable prices often precedes a price increase for sealed products.
- How is this price calculated?
- Each price is the median of the five cheapest verified Cardmarket offers, with damaged and fake listings filtered out, so it reflects a realistic market price instead of the lowest outlier.
