Brock is the Gym Leader of Pewter City in the fictional region of Kanto. He specializes in Rock-type Pokémon, and the player may battle him in Pokémon Red, Blue, Yellow, Gold, Silver, Crystal, FireRed, LeafGreen, HeartGold, SoulSilver, Let's Go, Pikachu!, Let's Go, Eevee!, Pokémon Stadium, and Pokémon Stadium 2. It has been confirmed that Brock, along with Misty and Blue, return in Pokémon Black 2 and White 2 as tournament opponents.[7][needs update]