Volcarona @ Chilan Berry  
Ability: Swarm  
EVs: 248 HP / 96 SpA / 12 SpD / 152 Spe  
Modest Nature  
IVs: 0 Atk  
- Quiver Dance  
- Bug Buzz  
- Overheat  
- Substitute  

Manaphy @ Custap Berry  
Ability: Hydration  
EVs: 248 HP / 248 SpA / 4 SpD / 8 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Beam  
- Tail Glow  
- Surf  
- Endure  

Venusaur-Mega @ Venusaurite  
Ability: Thick Fat  
EVs: 248 HP / 112 Def / 52 SpD / 96 Spe  
Calm Nature  
IVs: 0 Atk  
- Charm  
- Synthesis  
- Sludge Bomb  
- Leech Seed