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Pack Simulator

PACK SIM/STEAM SIEGE

XY

Steam Siege

Steam Siege

$4.99 PACK

QUANTITY

About Steam Siege

Steam Siege is a Pokémon TCG expansion in the XY series, released on August 3, 2016, with 116 cards. Use the simulator above to open virtual Steam Siege booster packs with the same 5 commons / 3 uncommons / 1 reverse holo / 1 rare slot structure as a real pack, weighted by industry-standard pull rates and the latest market prices.

STEAM SIEGE PULL RATES

Estimated chance per booster pack, by rarity tier.

RARITY TIERCARDSTIER ODDSPER-CARD ODDSTOP IN TIER
Rare2355.0%1 in 42Nidoking · $2.96
Holo Rare920.0%1 in 45Ampharos · $1.11
EX / V / GX / ex1314.0%1 in 93M Gardevoir-EX · $21.01
Ultra Rare / Full Art87.0%1 in 114M Gardevoir-EX · $48.38
Secret Rare / Special Art24.0%1 in 50Gardevoir-EX · $82.72
Tier odds reflect the chance the rare slot lands in that tier. Per-card odds split the tier evenly across all cards in it.

TOP 10 CHASE CARDS

Most valuable Steam Siege cards by current market price.

FULL EV →
  1. #1Gardevoir-EX

    Gardevoir-EX

    Rare Secret · #116

    $82.72

  2. #2M Gardevoir-EX

    M Gardevoir-EX

    Rare Ultra · #112

    $48.38

  3. #3Volcanion-EX

    Volcanion-EX

    Rare Secret · #115

    $32.31

  4. #4M Steelix-EX

    M Steelix-EX

    Rare Ultra · #109

    $24.81

  5. #5M Gardevoir-EX

    M Gardevoir-EX

    Rare Holo EX · #79

    $21.01

  6. #6Gardevoir-EX

    Gardevoir-EX

    Rare Ultra · #111

    $19.64

  7. #7Steelix-EX

    Steelix-EX

    Rare Ultra · #108

    $18.26

  8. #8M Steelix-EX

    M Steelix-EX

    Rare Holo EX · #68

    $10.88

  9. #9Azumarill

    Azumarill

    Uncommon · #77

    $10.88

  10. #10Professor Sycamore

    Professor Sycamore

    Rare Ultra · #114

    $8.36

Steam Siege FAQ

What's in a Steam Siege booster pack?
Each Steam Siege booster pack contains 10 Pokémon TCG cards: 5 commons, 3 uncommons, 1 reverse holo (any non-secret card from the set), and 1 rare slot. The rare slot can range from a basic Rare all the way up to a Special Illustration Rare or Hyper Rare, with each tier having its own pull rate.
How many cards are in the Steam Siege set?
The Steam Siege set contains 116 cards in total, released on August 3, 2016. You can simulate opening packs from this set on PokeDen for free, with real pull rates and live market prices.
How much does a Steam Siege booster pack cost?
Steam Siege booster packs typically retail for around $4.99 each. A sealed booster box (36 packs) usually runs about $180, and an Elite Trainer Box (ETB) is around $50. Prices vary by retailer and over time as sets age out of print.
What's the chase card in Steam Siege?
The most valuable card currently in Steam Siege is Gardevoir-EX, with an average market price around $82.72. Pull rates depend on the rarity tier and how many cards share that tier in the set — open virtual packs above to see how often it appears.
Is Steam Siege worth opening?
Whether Steam Siege is profitable to open depends on the current market price of its chase cards versus the booster pack price. PokeDen's free Pack EV calculator computes the expected value of every pack so you can decide before you buy — check the live numbers for Steam Siege on the Pack EV tool.
Can I open Steam Siege packs online for free?
Yes — PokeDen's pack simulator lets you open virtual Steam Siege booster packs with the same pull rates as real packs and the latest market prices. It's free, requires no signup, and no real money is spent. Great for testing your luck or seeing what cards are in the set before buying.

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