Regieleki @ Choice Specs  
Ability: Transistor  
EVs: 4 Atk / 252 SpA / 252 Spe  
Mild Nature  
- Rising Voltage  
- Volt Switch  
- Rapid Spin  
- Extreme Speed  

Tapu Koko @ Terrain Extender  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Grass Knot  
- Dazzling Gleam  
- U-turn  
- Thunderbolt  

Genesect @ Choice Scarf  
Ability: Download  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- U-turn  
- Ice Beam  
- Flamethrower  
- Iron Head  

Hippowdon @ Rocky Helmet  
Ability: Sand Stream  
EVs: 252 HP / 8 Atk / 248 Def  
Impish Nature  
- Earthquake  
- Slack Off  
- Stealth Rock  
- Toxic  

Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 28 Def / 228 SpD  
Careful Nature  
- Defog  
- Roost  
- U-turn  
- Brave Bird  

Slowking @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Scald  
- Slack Off  
- Teleport  
- Future Sight