Prepare yourself for a new method of fighting! Control the Shiny Mega Guardevoir-EX to lay siege to your opponents. Harness the mythical Steam-type Pokémon Volcanion and its powers beyond fire and water. Learn powerful new strategies with dual-attribute Pokémon and use the awesome Xerneas BREAK and Yveltal BREAK in battle. All of these possibilities are now available with Pokémon TCG: XY Steam Siege! Pokémon TCG Expansion XY - Steam Siege includes: More than 110 cards! 8 new Pokémon with two attributes! 6 new Pokémon EXs, including 2 Mega Evolution Pokémon! 7 new Pokémon BREAK!