Open your eyes to a whole new kind of Pokémon! Kalos has been revealed, but there is still so much yet to be seen! New Trainers, new tactics, and the awesome Xerneas and Yveltal await, as well as something else. Something different. Something that will make even the mightiest Pokémon-EX tremble! A new era begins in the Pokémon TCG with Mega Evolution!

 The booster pack contains 10 extra cards