Hippowdon @ Rocky Helmet  
Ability: Sand Stream  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Toxic  
- Slack Off  

Camerupt-Mega @ Cameruptite  
Ability: Sheer Force  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
- Fire Blast  
- Ancient Power  
- Earth Power  
- Hidden Power [Grass]  

Slowking @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 96 Def / 160 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Teleport  
- Future Sight  
- Trick Room  
- Slack Off  

Melmetal @ Electrium Z  
Ability: Iron Fist  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Double Iron Bash  
- Thunder Punch  
- Toxic  
- Earthquake  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 248 HP / 144 Def / 116 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Will-O-Wisp  
- Defog  
- Hydro Pump  

Weavile @ Choice Band  
Ability: Pressure  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Pursuit  
- Knock Off  
- Icicle Crash  
- Ice Shard