24highest level
Lt. Surge (rematch) fields 3 Pokémon between level 18 and level 24 in Vermilion City Gym.
This is around Cascade Badge — Vermilion City and the S.S. Anne in the story — that page lists everything you can have caught by this point.
Types on this team: Electric ×3
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Voltorb Lv 21 Electric | Sonic Boom Tackle Screech Shock Wave | HP40Attack30Defense50Sp. Atk55Sp. Def55Speed100Total330 | |
 | Pikachu Lv 18 Electric | Quick Attack Thunder Wave Double Team Shock Wave | HP35Attack55Defense40Sp. Atk50Sp. Def50Speed90Total320 | |
 | Raichu Lv 24 Electric | Quick Attack Thunder Wave Double Team Shock Wave | HP60Attack90Defense55Sp. Atk90Sp. Def80Speed110Total485 |
How to beat this team
Shared weaknesses. Ground hits 3 of 3.
Level to be ready for. Lv 24 — Raichu, the highest on the team.
Ground Pokémon you can have caught by this point. From this guide’s own encounter tables, by Cascade Badge — Vermilion City and the S.S. Anne: