51level cap
Enya (party 1: your first visit) fields 6 Pokémon between level 46 and level 51 in Orchid Gym Leader Room.
This is around Orchid City — Enya and the Rising Badge in the story — that page lists everything you can have caught by this point.
Types on this team: Fire ×4Dragon ×2Flying
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Arcanine Lv 47 Fire | Held item X Spcl.atk | Flamethrower Sunny Day Solarbeam Play Rough | HP90Attack110Defense80Sp. Atk100Sp. Def80Speed95Total555 |
 | Magmar Lv 48 Fire | Held item Heat Charm | Flamethrower Thunderbolt Earthquake Sunny Day | HP65Attack95Defense57Sp. Atk100Sp. Def85Speed93Total495 |
 | Dragonair Lv 46 Dragon | Held item X Speed | Flamethrower Dragonbreath Thunder Wave Ice Beam | HP61Attack84Defense65Sp. Atk70Sp. Def70Speed70Total420 |
 | Typhlosion Lv 48 Fire | Held item Heat Charm | Flamethrower Thunderpunch Solarbeam Sunny Day | HP78Attack84Defense78Sp. Atk109Sp. Def85Speed100Total534 |
| Dragonair Lv 46 Dragon | Held item X Speed | Flamethrower Dragonbreath Thunder Wave Ice Beam | HP61Attack84Defense65Sp. Atk70Sp. Def70Speed70Total420 |
 | Charizard Lv 51 FireFlying | Held item Power Herb | Flamethrower Fly Dragonbreath Earthquake | HP78Attack84Defense78Sp. Atk109Sp. Def85Speed100Total534 |
How to beat this team
Shared weaknesses. Rock hits 4 of 6, Water hits 4 of 6, Ground hits 3 of 6, Dragon hits 2 of 6.
Level to be ready for. Lv 51 — Charizard, the highest on the team.
Rock Pokémon you can have caught by this point. From this guide’s own encounter tables, by Orchid City — Enya and the Rising Badge: