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

Raichu-Alola @ Heavy-Duty Boots  
Ability: Surge Surfer  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Psychic  
- Focus Blast  

Zeraora @ Choice Band  
Ability: Volt Absorb  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Plasma Fists  
- Play Rough  
- Close Combat  
- Knock Off  

Rotom-Mow @ Leftovers  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Substitute  
- Thunderbolt  
- Leaf Storm  

Regieleki @ Light Clay  
Ability: Transistor  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Light Screen  
- Reflect  
- Explosion  
- Volt Switch  

Thundurus (M) @ Leftovers  
Ability: Prankster  
EVs: 12 HP / 244 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Focus Blast  
- Taunt