Regieleki @ Light Clay  
Ability: Transistor  
EVs: 96 HP / 252 Atk / 160 Spe  
Adamant Nature  
- Reflect  
- Light Screen  
- Volt Switch  
- Explosion  

Mew @ Expert Belt  
Ability: Synchronize  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Blaze Kick  
- Earthquake  
- Leaf Blade  

Grimmsnarl (M) @ Light Clay  
Ability: Prankster  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Reflect  
- Light Screen  
- Thunder Wave  
- Spirit Break  

Dragonite @ Heavy-Duty Boots  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Outrage  
- Earthquake  
- Dual Wingbeat  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Bug Buzz  
- Flamethrower  
- Psychic  

Tyranitar @ Weakness Policy  
Ability: Sand Stream  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naughty Nature  
- Rock Polish  
- Stone Edge  
- Crunch  
- Ice Beam