Melmetal @ Leftovers  
Ability: Iron Fist  
EVs: 252 Atk / 244 SpD / 12 Spe  
Adamant Nature  
- Protect  
- Double Iron Bash  
- Earthquake  
- Toxic  

Volcanion @ Choice Specs  
Ability: Water Absorb  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Flamethrower  
- Steam Eruption  
- Earth Power  
- Sludge Bomb  

Corviknight @ Rocky Helmet  
Ability: Pressure  
EVs: 252 HP / 168 Def / 88 SpD  
Relaxed Nature  
- Defog  
- Roost  
- U-turn  
- Brave Bird  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 112 Def / 144 Spe  
Impish Nature  
- Stealth Rock  
- Earthquake  
- U-turn  
- Toxic  

Rillaboom @ Choice Band  
Ability: Grassy Surge  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Wood Hammer  
- Grassy Glide  
- U-turn  
- Knock Off  

Nihilego @ Power Herb  
Ability: Beast Boost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Sludge Wave  
- Thunderbolt  
- Power Gem