36level cap
Beating them gives you Surf & Homewrecker.
This is around Route 104 to Petalburg — Norman (Lv 36 cap) in the story — that page lists everything you can have caught by this point.
Types on this team: Family ×3CatFastFreakGuysThingWater
| Pokémon | Moves | |
|---|---|---|
 | Kangaskhan Lv 33 · Scrappy The sheet gives the gym's theme as "Family/Freak". | Fake Out Grounded Peer Pressure Home Cooked Meal |
 | Vaporeon Lv 34 · Water Absorb | Discomfort Glomp Water Pulse Aurora Beam |
 | Revavroom Lv 35 · Overcoat | Pitstop Car Ride Gotta Go Headbutt |
 | Maushold Lv 36 · Technician (Cutaway Gag after Mega Evolving) · Mausholdite Family of Three form. | Vicious Gnaw Play Rough Grounded File W9 |