Meloetta @ Choice Specs  
Ability: Serene Grace  
EVs: 200 HP / 252 Def / 56 SpA  
Modest Nature  
IVs: 2 Atk / 30 SpA / 30 Spe  
- Hyper Beam  
- Hidden Power [Fire]  
- Grass Knot  
- Psychic  

Haxorus @ Dragon Gem  
Ability: Unnerve  
EVs: 224 HP / 32 Atk / 252 Def  
Impish Nature  
- Swords Dance  
- Outrage  
- Taunt  
- Counter  

Volcarona @ Charti Berry  
Ability: Flame Body  
EVs: 252 HP / 16 Def / 104 SpA / 120 SpD / 16 Spe  
Modest Nature  
IVs: 0 Atk  
- Quiver Dance  
- Overheat  
- Bug Buzz  
- Endure