Elite Trainer Boxes are a great way to get both a variety of Pokémon TCG cards and useful accessories. Each 30th Celebration Elite Trainer Box contains nine booster packs from the expansion, a full-art promo card featuring Nidorina, 65 card sleeves, 16 foil Basic Energy cards, damage-counter dice, a coin-flip die, a plastic coin, and a sturdy box with six dividers to store everything. There’s even a player’s guide that provides useful tips for building a deck with cards from the expansion