Kommo-o @ Kommonium Z  
Ability: Overcoat  
EVs: 184 HP / 252 Atk / 72 Spe  
Jolly Nature  
- Clanging Scales  
- Drain Punch  
- Dragon Claw  
- Earthquake  

Volcarona @ Focus Sash  
Ability: Swarm  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fiery Dance  
- Bug Buzz  
- Hidden Power [Rock]  
- Quiver Dance  

Sharpedo @ Sharpedonite  
Ability: Speed Boost  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Protect  
- Crunch  
- Psychic Fangs  
- Ice Fang  

Mascot (Mew) @ Choice Scarf  
Ability: Synchronize  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Bug Buzz  
- Blizzard  
- Air Slash  
- Aura Sphere  

Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Toxic Spikes  
- Sludge Wave  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP  
IVs: 30 Atk  
- Transform