If you purchase Pokémon Let’s Go Pikachu or Let’s Go Eevee at Best Buy from February 17, you’ll be eligible to receive a special Steelbook while supplies last. This offer is only available to customers in the U.S. The official announcement from Nintendo is as follows:
Attention Trainers! #TeamPikachu & #TeamEevee have come together for a special Steelbook offer @BestBuy! Beginning 2/17, purchase either version of #PokemonLetsGo to receive the one-of-a-kind Steelbook while supplies last.