22level cap
This is around 3 badges — Plain (Whitney, Goldenrod) in the story — that page lists everything you can have caught by this point.
Types on this team: Poison ×2ElectricFireFlyingGhostSteelWater
| Pokémon | Moves | |
|---|---|---|
 | Gastly Lv 20 · Levitate | Lick Confuse Ray Mean Look Curse |
 | Magnemite Lv 19 · Magnet Pull / Sturdy | Thunder Wave Thunder Shock Supersonic Sonic Boom |
 | Zubat Lv 20 · Inner Focus | Astonish Supersonic Bite Wing Attack |
 | Croconaw Lv 22 · Rough Skin | Scary Face Ice Fang Water Gun Bite |
 | Charmander Lv 17 · Drought | Scratch Mud-Slap Ember Dragon Rage |