Regirock @ Leftovers  
Ability: Sturdy  
EVs: 248 HP / 32 Def / 228 SpD  
Impish Nature  
- Stealth Rock  
- Thunder Wave  
- Stone Edge  
- Earthquake  

Skuntank @ Black Sludge  
Ability: Aftermath  
EVs: 248 HP / 20 Atk / 216 SpD / 24 Spe  
Careful Nature  
- Defog  
- Toxic  
- Crunch  
- Poison Jab  

Lanturn @ Leftovers  
Ability: Volt Absorb  
EVs: 136 HP / 252 SpD / 120 Spe  
Calm Nature  
IVs: 0 Atk  
- Amnesia  
- Scald  
- Ice Beam  
- Volt Switch