Use dual-type Pokémon to open the way to new, powerful strategies, and battle with the incredible Xerneas BREAK and Yveltal BREAK...all in the Pokémon TCG: XY—Steam Siege expansion! $99.99. Free shipping . AU $28.22 postage . AU $71.25. Gear up for new ways to battle! $31.00. shipping: + $19.20 shipping. Almost gone . When Shiny Mega Gardevoir-EX and a host of greedy forces lay siege to the mighty Gear Palace, the Mythical Steam Pokemon Volcanion must wield the dual powers of fire and water to stop them! or Best Offer. (See right pic.) Take control of Shiny Mega Gardevoir-EX to lay siege upon your enemies. See more like this (24 Packs) Pokemon Steam And Siege 3 Card Mini Boosters. Pokemon TCG XY Steam Siege Booster Packs Lot of 10 Factory Sealed. Steam Siege is the fourth set of Pokemon Cards to be released in the XY BREAK Series of the Pokemon Trading Card Game, the sets initial English release came on August 3rd, 2016 and includes a total of 116 cards including secret rares. $460.90. Pokemon TCG: XY—Steam Siege is the latest expansion to the Pokemon Trading Card Game franchise, featuring the powerful BREAK Evolution mechanic, giving evolved Pokemon even more power during battle! Update: Professor Sycamore FA and rest of set list confirmed! XY Evolutions Booster Box Factory Sealed POKEMON TCG - 36 Booster Packs. AU $35.03 postage. (42) 42 product ratings - Pokemon TCG XY Steam Siege Sealed Booster Box (2016) (Trading Card Game) AU $163.83. Wield the dual powers of fire and water with the Mythical Steam Pokémon Volcanion. Almost gone . Some retail chains in Australia have started selling Steam Siege ahead of its official release date. Lot Of 36 Pokemon Card XY Steam Siege Bundle Booster Packs Loose Box Lot. Cruel Traitor have 59 cards per set, with a total of 113 different cards between both sets. Free shipping .