booster box EV · EUR · 2016
Steam Siege booster box, is it worth opening?
A sealed Steam Siege booster box yields an estimated €48.84 in singles (EUR, Cardmarket reference prices), about €1.36 per pack across 36 packs. Most modern English booster boxes retail around €100 to €160; compare against the exact price you'd pay below.
Chase cards · odds of hitting at least one per booster box
Per-rarity breakdown · Steam Siege
101 of 116 cards priced. Avg = mean Cardmarket trend price for that rarity in the set.
| Rarity | EV contrib. | Cards | Avg € | Top € | ~ / 36 packs | EV contrib. |
|---|---|---|---|---|---|---|
| Ultra Rare | €24.09 | 12 | €12.16 | €36.31 | ~1.98 | €24.09 |
| Rare | €17.30 | 27 | €0.65 | €2.09 | ~26.82 | €17.30 |
| Common | — | 30 | €0.09 | €0.18 | — | — |
| Uncommon | — | 30 | €0.17 | €1.28 | — | — |
| Secret Rare | — | 2 | €81.54 | €92.91 | — | — |
How this Steam Siege EV is estimated
Estimated value of the singles in a 36-pack booster box, computed as the sum over each pack slot of (pull-rate × average Cardmarket trend price for that rarity in this set). Pull rates are a disclosed community-aggregated model (SV/Mega community aggregate, 2026-06 (rev2)), Pokémon does not publish official odds, so this is an estimate of the average outcome, not a prediction for any single box. Reference prices are Cardmarket EUR trend values via TCGdex. Informational only, not financial advice.
Box EV for other sets
Reference prices: Cardmarket (EUR) via TCGdex, refreshed daily and cached here. Pull rates are a disclosed community-aggregated model (SV/Mega community aggregate, 2026-06 (rev2)). Estimates for planning only, not financial advice. Foilio is an unofficial fan project, not affiliated with The Pokémon Company.