To celebrate the 25th Anniversary of Pokémon, McDonald's is releasing special edition envelopes that include a four card booster pack and a toy in their Happy Meals officially starting on February 9th, 2021, although some locations began offering them earlier. 25 cards make up the checklist including fan-favorites Pikachu, Bulbasaur, Charmander, and Squirtle. The cards come with a special "25th Anniversary" promo stamp. Some McDonald's locations are offering the Pokémon envelopes for individual sale.