47level cap
Roxanne (Rematch 3) fields 5 Pokémon between level 42 and level 47 in Rustboro City Gym.
This is around Beat the Elite Four and Champion Steven in the story — that page lists everything you can have caught by this point.
Types on this team: Rock ×5Ground ×2Water ×2
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Omastar Lv 42 RockWater | Ability Swift Swim | Protect Ice Beam Rock Slide Surf | HP70Attack60Defense125Sp. Atk115Sp. Def70Speed55Total495 |
 | Golem Lv 42 RockGround | Ability Rock Head | Protect Rollout Earthquake Explosion | HP80Attack120Defense130Sp. Atk55Sp. Def65Speed45Total495 |
 | Kabutops Lv 45 RockWater | Ability Swift Swim Held item Sitrus Berry | Swords Dance Ice Beam Surf Rock Slide | HP60Attack115Defense105Sp. Atk65Sp. Def70Speed80Total495 |
 | Onix Lv 45 RockGround | Ability Rock Head | Iron Tail Explosion Roar Rock Slide | HP35Attack45Defense160Sp. Atk30Sp. Def45Speed70Total385 |
 | Nosepass Lv 47 Rock | Ability Sturdy Held item Sitrus Berry | Double Team Explosion Protect Rock Slide | HP30Attack45Defense135Sp. Atk45Sp. Def90Speed30Total375 |
How to beat this team
Shared weaknesses. Fighting hits 5 of 5, Grass hits 5 of 5, Ground hits 5 of 5, Steel hits 3 of 5.
Level to be ready for. Lv 47 — Nosepass, the highest on the team.
Fighting Pokémon you can have caught by this point. From this guide’s own encounter tables, by Beat the Elite Four and Champion Steven: