27level cap
Cecil (party 3: after reaching Hepatica Town) fields 5 Pokémon between level 23 and level 27 in Ridge Gym B1.
This is around Ridge Village — Cecil and the Wave Badge in the story — that page lists everything you can have caught by this point.
Types on this team: Water ×5ElectricFireGroundIce
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Cloyster Lv 23 WaterIce | Whirlpool Harden Spike Cannon Icicle Spear | HP50Attack95Defense180Sp. Atk85Sp. Def45Speed70Total525 | |
 | Chinchou Lv 25 WaterElectric | Spark Bubblebeam Whirlpool Confuse Ray | HP75Attack38Defense38Sp. Atk56Sp. Def56Speed67Total330 | |
 | Octillery Lv 25 Water | Whirlpool Bubblebeam Aurora Beam Psybeam | HP75Attack105Defense75Sp. Atk105Sp. Def75Speed45Total480 | |
 | Quagsire Lv 25 WaterGround | Whirlpool Body Slam Mud-Slap Tail Whip | HP95Attack85Defense85Sp. Atk65Sp. Def65Speed35Total430 | |
 | Searion Lv 27 WaterFire | Flame Wheel Water Gun Whirlpool Growl | HP74Attack75Defense74Sp. Atk91Sp. Def100Speed55Total469 |
How to beat this team
Shared weaknesses. Grass hits 4 of 5, Electric hits 3 of 5, Ground hits 2 of 5, Rock hits 2 of 5.
Level to be ready for. Lv 27 — Searion, the highest on the team.
Grass Pokémon you can have caught by this point. From this guide’s own encounter tables, by Ridge Village — Cecil and the Wave Badge: