Hydreigon @ Choice Specs  
Ability: Levitate  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Draco Meteor  
- Dark Pulse  
- Fire Blast  
- U-turn  

Nihilego @ Black Sludge  
Ability: Beast Boost  
EVs: 80 HP / 176 SpA / 252 Spe  
Timid Nature  
- Stealth Rock  
- Sludge Bomb  
- Power Gem  
- Knock Off  

Diggersby @ Choice Scarf  
Ability: Huge Power  
Happiness: 0  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Frustration  
- Earthquake  
- Knock Off  
- U-turn  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 56 Def / 200 SpD  
Sassy Nature  
- Giga Drain  
- Sludge Bomb  
- Knock Off  
- Hidden Power [Fire]  

Aegislash @ Leftovers  
Ability: Stance Change  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Swords Dance  
- Shadow Claw  
- Close Combat  
- Shadow Sneak  

Rotom-Wash @ Waterium Z  
Ability: Levitate  
EVs: 248 HP / 36 Def / 136 SpA / 88 Spe  
Bold Nature  
IVs: 0 Atk  
- Hydro Pump  
- Pain Split  
- Defog  
- Volt Switch