12highest level
Fought at Route 25.
This is around Mission 2 — Cerulean City and Nugget Bridge in the story — that page lists everything you can have caught by this point.
Types on this team: PsychicWater
| Pokémon | Moves | |
|---|---|---|
 | Slowpoke Lv 12 | Yawn Tackle Growl Water Gun |