50level cap
Giovanni fields 5 Pokémon between level 42 and level 50 in Viridian City Gym.
This is around Volcano Badge — back to Viridian City in the story — that page lists everything you can have caught by this point.
Types on this team: Ground ×5Poison ×2Rock ×2
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Rhyhorn Lv 45 GroundRock | Take Down Rock Blast Scary Face Earthquake | HP80Attack85Defense95Sp. Atk30Sp. Def30Speed25Total345 | |
 | Dugtrio Lv 42 Ground | Slash Sand Tomb Mud-Slap Earthquake | HP35Attack100Defense50Sp. Atk50Sp. Def70Speed120Total425 | |
 | Nidoqueen Lv 44 PoisonGround | Body Slam Double Kick Poison Sting Earthquake | HP90Attack92Defense87Sp. Atk75Sp. Def85Speed76Total505 | |
 | Nidoking Lv 45 PoisonGround | Thrash Double Kick Poison Sting Earthquake | HP81Attack102Defense77Sp. Atk85Sp. Def75Speed85Total505 | |
| Rhyhorn Lv 50 GroundRock | Take Down Rock Blast Scary Face Earthquake | HP80Attack85Defense95Sp. Atk30Sp. Def30Speed25Total345 |
How to beat this team
Shared weaknesses. Ice hits 5 of 5, Water hits 5 of 5, Ground hits 4 of 5, Grass hits 3 of 5.
Level to be ready for. Lv 50 — Rhyhorn, the highest on the team.
Ice Pokémon you can have caught by this point. From this guide’s own encounter tables, by Volcano Badge — back to Viridian City: