Manaphy @ Sitrus Berry  
Ability: Hydration  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Acid Armor  
- Calm Mind  
- Scald  
- Rest  

Volcarona @ Bug Gem  
Ability: Flame Body  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Overheat  
- Bug Buzz  
- Flamethrower  
- Quiver Dance  

Magnezone @ Choice Specs  
Ability: Sturdy  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 30 HP / 30 Def  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Ice]  
- Hyper Beam