Pokémon TCG XY BREAKthrough Booster Box (BKT)

Released on November 4, 2015, BREAKthrough is the 8th main expansion of the XY Series and introduces Pokémon BREAK to the Pokémon TCG. Pokémon BREAK evolve on top of a Pokémon with the same name, boosting the Pokémon's HP and giving it additional attacks or Abilities.