Nihilego @ Black Sludge  
Ability: Beast Boost  
EVs: 76 HP / 176 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Stealth Rock  
- Sludge Bomb  
- Knock Off  
- Power Gem  

Azelf @ Expert Belt  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Psychic  
- Flamethrower  
- Shadow Ball  
- U-turn  

Mamoswine @ Never-Melt Ice  
Ability: Oblivious  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Icicle Crash  
- Knock Off  
- Ice Shard  

Aegislash @ Leftovers  
Ability: Stance Change  
EVs: 252 HP / 92 SpA / 28 SpD / 136 Spe  
Modest Nature  
- Shadow Ball  
- Close Combat  
- Toxic  
- King's Shield  

Volcanion @ Heavy-Duty Boots  
Ability: Water Absorb  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Steam Eruption  
- Flamethrower  
- Sludge Bomb  
- Defog  

Zarude @ Heavy-Duty Boots  
Ability: Leaf Guard  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Darkest Lariat  
- Power Whip  
- U-turn  
- Jungle Healing