26highest level
Boarder Gerardo fields 3 Pokémon between level 25 and level 26 in Mahogany Town Gym.
This is around Beat Pryce — Mahogany Town Gym, badge 7 in the story — that page lists everything you can have caught by this point.
Types on this team: Water ×3Ice
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Shellder Lv 25 Water | Ability Shell Armor | Ice Shard Supersonic Icicle Spear Leer | HP30Attack65Defense100Sp. Atk45Sp. Def25Speed40Total305 |
 | Cloyster Lv 26 WaterIce | Ability Shell Armor | Ice Shard Aurora Beam Supersonic Toxic Spikes | HP50Attack95Defense180Sp. Atk85Sp. Def45Speed70Total525 |
 | Seel Lv 25 Water | Ability Thick Fat | Ice Shard Aqua Ring Encore Icy Wind | HP65Attack45Defense55Sp. Atk45Sp. Def70Speed45Total325 |
How to beat this team
Shared weaknesses. Electric hits 3 of 3, Grass hits 3 of 3, Fighting hits 1 of 3, Rock hits 1 of 3.
Level to be ready for. Lv 26 — Cloyster, the highest on the team.
Electric Pokémon you can have caught by this point. From this guide’s own encounter tables, by Beat Pryce — Mahogany Town Gym, badge 7: