19highest level
Fought at Route 9.
This is around Starting out — Celadon City HQ (and everything no mission gates) in the story — that page lists everything you can have caught by this point.
Types on this team: Bug ×2FlyingPoison
| Pokémon | Moves | |
|---|---|---|
 | Beedrill Lv 18 | Fury Attack Focus Energy Twineedle |
 | Butterfree Lv 19 | Stun Spore Sleep Powder Gust Supersonic |