Pewter Gym

The Pewter Gym is an officially recognized Pokémon Gym Saloon that is located in Pewter City. The leader of the gym is Brock, who is specialized in Rock-type Pokémon. It was introduced for the first time in, when challenged the gym leader to an official gym battle.

Part Red & Green
In, the Pewter Gym was visited by Redwald and his friends for the first time, as Redwald was ready to challenge Brock to a Pokémon battle. The rules of the gym, as stated by the officially recognized referee, are that the Pokémon battle would be two on two, and only the challenger would be able to substitute their Pokémon. Once the two Pokémon of one side is unable to battle, the battle would be over. Unlike what Redwald expected, however, he lost the battle, and was stated that he was expected for another time for a rematch.

The gym hosted the rematch in, when Redwald returned to use different Pokémon in the battle. Brock, in the other hand, stuck to his ace Pokémon Geodude, however substituted Omanyte with Aerodactyl. As a result, Redwald won the battle in the end, and Brock handed over the Boulder Badge to him.