Volcanion @ Leftovers  
Ability: Water Absorb  
EVs: 140 HP / 252 SpA / 116 SpD  
Modest Nature  
IVs: 0 Atk  
- Protect  
- Steam Eruption  
- Toxic  
- Earth Power  

Buzzwole @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Leech Life  
- Ice Punch  
- Poison Jab  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Volt Switch  
- Grass Knot  
- Dazzling Gleam  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Taunt  
- Toxic  
- Defog  

Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 16 HP / 252 Atk / 104 Def / 136 Spe  
Adamant Nature  
- Stealth Rock  
- Earthquake  
- Dragon Claw  
- Stone Edge  

Weavile @ Heavy-Duty Boots  
Ability: Pickpocket  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Triple Axel  
- Knock Off  
- Low Kick