Primarina @ Wacan Berry  
Ability: Torrent  
EVs: 252 HP / 92 Def / 164 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Cannon  
- Moonblast  
- Sparkling Aria  
- Energy Ball  

Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 100 Def / 156 SpD  
Careful Nature  
- Protect  
- Roost  
- Taunt  
- Iron Head  

Volcarona @ Choice Scarf  
Ability: Swarm  
EVs: 68 HP / 252 Def / 108 SpA / 80 Spe  
Modest Nature  
IVs: 0 Atk  
- Psychic  
- Fire Blast  
- Bug Buzz  
- Flamethrower