This article is about where Gym Leaders battle,to see the gym leaders,See Gym Leader
A Gym is where Gym Leaders battle Trainers.Every gym has one gym leader,except for the 7th gym in Hoenn.Every gym also has a puzzle to solve,usuallly resulting in trainer battles.Every gym also has a specified type,The only type that a gym hasn't had is Dark-Type,Even though most regions have one Elite Four member that is dark-type.