17highest level
Fought at Wayward Cave.
This is around Beat Gardenia — Eterna City Gym, badge 2 in the story — that page lists everything you can have caught by this point.
Types on this team: GroundRock
| Pokémon | Moves | |
|---|---|---|
 | Onix Lv 17 | Screech Rock Throw Rage Rock Tomb |