23highest level
This is around Beat Fantina — Hearthome City Gym, badge 3 in the story — that page lists everything you can have caught by this point.
Types on this team: GhostPoison
| Pokémon | Moves | |
|---|---|---|
 | Gastly Lv 23 · Levitate | Night Shade Sucker Punch Confuse Ray Hypnosis |