Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 248 HP / 76 Def / 44 SpA / 140 Spe  
Timid Nature  
IVs: 0 Atk  
- Fiery Dance  
- Psychic  
- Quiver Dance  
- Roost  

Volcanion @ Leftovers  
Ability: Water Absorb  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Flash Cannon  
- Defog  
- Will-O-Wisp  
- Roar  

Mew @ Rocky Helmet  
Ability: Synchronize  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Body Press  
- U-turn  
- Spikes  
- Soft-Boiled  

Tornadus-Therian (M) @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Knock Off  
- Sludge Bomb  
- U-turn  
- Dark Pulse  

Hydreigon @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 72 Def / 56 SpA / 128 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Earth Power  
- Nasty Plot  
- Roost  

Pheromosa @ Choice Band  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Drill Run  
- Triple Axel  
- U-turn  
- Ice Beam