35level cap
Erika fields 4 Pokémon between level 33 and level 35 in Celadon City Gym.
This is around Thunder Badge — Rock Tunnel to Celadon City — Lv. 35 cap in the story — that page lists everything you can have caught by this point.
Types on this team: Grass ×4Poison ×2
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Bellossom Lv 33 Grass | Ability Chlorophyll Held item Miracle Seed | Sleep Powder Synthesis Sunny Day Giga Drain | HP90Attack80Defense95Sp. Atk90Sp. Def110Speed50Total515 |
 | Victreebel Lv 34 GrassPoison | Ability Chlorophyll | Stun Spore Sludge Growth Giga Drain | HP80Attack110Defense65Sp. Atk100Sp. Def70Speed75Total500 |
 | Tangela Lv 33 Grass | Ability Thick Fat | Sunny Day Ancient Power Shock Wave Giga Drain | HP80Attack80Defense115Sp. Atk100Sp. Def50Speed60Total485 |
 | Vileplume Lv 35 GrassPoison | Ability Chlorophyll Held item Miracle Seed | Sleep Powder Solar Beam Sunny Day Giga Drain | HP90Attack80Defense95Sp. Atk110Sp. Def90Speed50Total515 |
How to beat this team
Shared weaknesses. Fire hits 4 of 4, Flying hits 4 of 4, Ice hits 4 of 4, Bug hits 2 of 4.
Level to be ready for. Lv 35 — Vileplume, the highest on the team.
Fire Pokémon you can have caught by this point. From this guide’s own encounter tables, by Thunder Badge — Rock Tunnel to Celadon City — Lv. 35 cap: