70level cap
Koga (rematch) fields 4 Pokémon at level 70 in Fuchsia City Gym.
This is around Rainbow Badge — Pokémon Tower and Fuchsia City in the story — that page lists everything you can have caught by this point.
Types on this team: Poison ×4BugFlying
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Crobat Lv 70 PoisonFlying | Ability Inner Focus Held item Mental Herb Jolly nature · EVs 252 HP / 6 Def / 252 Spe | Super Fang Leech Life Tailwind U-turn | HP85Attack90Defense80Sp. Atk70Sp. Def80Speed130Total535 |
 | Weezing Lv 70 Poison | Ability Levitate Held item Black Sludge Bold nature · EVs 252 HP / 252 Def / 6 Spe | Poison Gas Heat Wave Venoshock Protect | HP65Attack90Defense120Sp. Atk85Sp. Def70Speed60Total490 |
 | Arbok Lv 70 Poison | Ability Intimidate Held item Air Balloon Adamant nature · EVs 252 HP / 252 Atk / 6 SpD | Leech Life Rock Slide Gunk Shot Coil | HP60Attack95Defense69Sp. Atk65Sp. Def79Speed80Total448 |
 | Ariados Lv 70 BugPoison | Ability Insomnia Held item Focus Sash Impish nature · EVs 252 HP / 252 Def / 6 SpD | Shadow Sneak Toxic Thread Rage Powder Night Shade | HP70Attack90Defense70Sp. Atk60Sp. Def70Speed40Total400 |
How to beat this team
Shared weaknesses. Psychic hits 4 of 4, Ground hits 2 of 4, Rock hits 2 of 4, Electric hits 1 of 4.
Level to be ready for. Lv 70 — Crobat, the highest on the team.
Psychic Pokémon you can have caught by this point. From this guide’s own encounter tables, by Rainbow Badge — Pokémon Tower and Fuchsia City: