21level cap
Misty fields 2 Pokémon between level 18 and level 21 in Cerulean City Gym.
This is around Boulder Badge — Mt. Moon and Cerulean City in the story — that page lists everything you can have caught by this point.
Types on this team: Water ×2Psychic
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Staryu Lv 18 Water | Tackle Harden Recover Water Pulse | HP30Attack45Defense55Sp. Atk70Sp. Def55Speed85Total340 | |
 | Starmie Lv 21 WaterPsychic | Swift Recover Rapid Spin Water Pulse | HP60Attack75Defense85Sp. Atk100Sp. Def85Speed115Total520 |
How to beat this team
Shared weaknesses. Electric hits 2 of 2, Grass hits 2 of 2, Bug hits 1 of 2, Dark hits 1 of 2.
Level to be ready for. Lv 21 — Starmie, the highest on the team.
Electric Pokémon you can have caught by this point. From this guide’s own encounter tables, by Boulder Badge — Mt. Moon and Cerulean City:
- Pikachu (Partner) — Pallet Town, Lv 5
- Pikachu — Viridian Forest, Lv 3