55level cap
Clair (rematch, after the Elite Four) fields 5 Pokémon between level 53 and level 55 in Blackthorn Gym 1F.
This is around Post-game in the story — that page lists everything you can have caught by this point.
Types on this team: Dragon ×3Water ×3FlyingIce
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Dragonair Lv 54 Dragon | Held item Gold Berry | Thunder Wave Thunderbolt Flamethrower Dragonbreath | HP61Attack84Defense65Sp. Atk70Sp. Def70Speed70Total420 |
 | Gyarados Lv 53 WaterFlying | Held item Focus Band | Bite Surf Fly Twister | HP95Attack125Defense79Sp. Atk60Sp. Def100Speed81Total540 |
 | Lapras Lv 53 WaterIce | Held item Miracleberry | Surf Ice Beam Body Slam Rest | HP130Attack85Defense80Sp. Atk85Sp. Def95Speed60Total535 |
| Dragonair Lv 54 Dragon | Held item Gold Berry | Thunder Wave Thunderbolt Ice Beam Dragonbreath | HP61Attack84Defense65Sp. Atk70Sp. Def70Speed70Total420 |
 | Kingdra Lv 55 WaterDragon | Held item Leftovers | Agility Hydro Pump Ice Beam Dragonbreath | HP75Attack95Defense95Sp. Atk95Sp. Def95Speed85Total540 |
How to beat this team
Shared weaknesses. Dragon hits 3 of 5, Fairy hits 3 of 5, Electric hits 2 of 5, Ice hits 2 of 5.
Level to be ready for. Lv 55 — Kingdra, the highest on the team.
Dragon Pokémon you can have caught by this point. From this guide’s own encounter tables, by Post-game: