General Mills cereal boxes are now arriving in stores with special Pokémon Sun and Moon TCG cards. There are 12 cards to collect. Each box of cereal contains 3 cards, one of which is a foil.
Pictures of a specially marked box has been added to an Imageboard thread.
Wake Up with Special Pokémon TCG Cards
Look for a promo pack of awesome Pokémon TCG cards in select General Mills cereal boxes.
Make Pokémon TCG cards a part of your delicious breakfast* with three-card promo packs in General Mills cereal. Inside specially marked boxes of Honey Nut Cheerios, Cinnamon Toast Crunch, Lucky Charms, Cocoa Puffs, and Golden Grahams, you'll find a three-card pack featuring Pokémon from the Alola region. And one of the cards in each pack will be a Pikachu, Rowlet, Litten, or Popplio with an exclusive foil design! There are 12 Pokémon TCG cards in all for you to collect.
Look for specially marked boxes of General Mills cereal to discover exclusive Pokémon TCG card promo packs while supplies last.
Source:
https://www.pokemon.com/us/pokemon-news/wake-up-with-special-pokemon-tcg-cards/