Mountain Gym

The Mountain Town Gym, known as the Mountain Gym, is the third Gym in the Tentin region, located in Mountain Town. The Gym Leader is Rocsta, and Trainers who defeat him receive the Rock Badge and TM80 (Rock Slide).

In Pokémon: Adventure in Tentin
Mountain Town Gym

Leader: Rocsta

"He will, he will rock you!"

Trainers
Black Belt Ken Battle Girl Lia Gym Leader Rocsta
 * 1) Nosepass Level 19
 * 1) Onix Level 18
 * 1) Omanyte Level 21
 * 2) Kabuto Level 20
 * 3) Dwebble Level 21
 * 4) Onix Level 22