Hot on the heels of XY10 Fates Collide Pokemon 'Steam Siege' is the next XY11 set and it will be released on August 3rd. It features Volcanion-EX, Gardevoir-EX, shiny M Gardevoir-EX, Magearna, Xerneas BREAK, and Yveltal BREAK. The English set will have 110 cards.
Pokebeach has revealed images of the set’s Collector’s Album and a teaser for its Elite Trainer Box. Each album holds 60 cards. The set’s three-pack pin blister will come with a pin of either shiny Mega Gardevoir or Volcanion.
The official Pokemon twitter account has also revealed 2 cards from Steam Siege - a dual-type Pokemon Fire- and Water-type Volcanion-EX and Kingdra;