If you've been swept up in the recent cultural wave that is $4, then you'll realize that gyms are not always the easiest to take down. That's because Niantic, the game's developer, doesn't tell you how it exactly works. In fact, there's a lot of information essential to gym battles that is hidden in the game's code. So, if you want to become the best Pokémon GO gym master, then you'll need to master these tips to get a leg up on the competition.
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