Pokémon: Mega Evolution Prerelease Event

Each Build & Battle Box includes four Mega Evolution booster packs and a 40-card ready-to-play deck featuring key cards from current and prior sets as well as one of four unique foil promo cards. Depending on which promo card you get, you could be playing with the marvelous Meganium, the sniping Inteleon, the brainy Alakazam, or the lunar cycling Lunatone.