Primarina @ Custap Berry  
Ability: Torrent  
EVs: 156 HP / 4 Atk / 252 SpA / 96 SpD  
Quiet Nature  
IVs: 0 Atk  
- Endure  
- Hydro Cannon  
- Moonblast  
- Calm Mind  

Heatran @ Air Balloon  
Ability: Flash Fire  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Flash Cannon  
- Magma Storm  
- Earth Power  

Venusaur @ Custap Berry  
Ability: Overgrow  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Sleep Powder  
- Sludge Bomb  
- Frenzy Plant  
- Endure