SilphSpectre on X: "According to the official Pokémon Red and Blue manual, Sabrina's Gym appears to be the 5th gym, canonically speaking. However, this is directly contradicted by the game badge screen
Pokemon Badges (Red and Blue) by Dragonshadow3 on DeviantArt
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DISCONTINUED] Pokemon Red HARDCORE NUZLOCKE [Updated: 07/08/2021] | Nuzlocke Forums