Reply To: Defending gyms Posted on by Lewis Site-Wide Activity › Forums › Battling Pokemon › Defending gyms › Reply To: Defending gyms July 11, 2016 at 8:19 am #139 LewisKeymaster Unfortunately I decided to join the blue team since there aren’t any other blues around me. Consequently it’s really hard for me to get a gym. However, I read that you have to battle PokÃ©mon of your same teams color to train them in the gym. This doesn’t level your Pokemon, but instead levels the gym. The Pokemon you station in the gym should defend it.