Hydreigon @ Leftovers  
Ability: Levitate  
EVs: 184 HP / 76 SpA / 248 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Earth Power  
- Nasty Plot  
- Roost  

Melmetal @ Protective Pads  
Ability: Iron Fist  
EVs: 40 HP / 252 Atk / 104 SpD / 112 Spe  
Adamant Nature  
- Double Iron Bash  
- Superpower  
- Thunder Punch  
- Thunder Wave  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Nature's Madness  
- Dazzling Gleam  
- Toxic  

Gastrodon-East @ Heavy-Duty Boots  
Ability: Storm Drain  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Scald  
- Earthquake  
- Clear Smog  
- Recover  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 56 Def / 32 SpD / 168 Spe  
Timid Nature  
- Heat Wave  
- Knock Off  
- U-turn  
- Defog  

Ferrothorn @ Rocky Helmet  
Ability: Iron Barbs  
EVs: 252 HP / 224 Def / 32 SpD  
Relaxed Nature  
- Stealth Rock  
- Power Whip  
- Knock Off  
- Leech Seed