Here is a list and description of each Gym Leader and their town they are in, as well as a list of all the Gym Masters
Cyan City[]
1. Ursula - Holder of the Basic Badge
2. ??? - Holder of the Contra Badge
Stannum City[]
1. Ryann - Holder of the Flutter Badge
2. Roxie - Holder of the Terrain Badge
???[]
1. Martin - Holder of the Polarity Badge
2. Morigan - Holder of the Etheral Badge
???[]
1. ??? - Holder of the
2. Yuu - Holder of the Conflagration Badge
???[]
1. ??? - Holder of the
2. Malcom - Holder of the
Gym Masters[]
1.
2. Joey - Holder of the Void Badge
3. Scarlett - Holder of the Red Ribbon Badge
4. Brosiedon - Holder of the Torrent Badge
5. Atrophinius - Holder of the Miasma Badge