Kyurem @ Never-Melt Ice  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Ice Beam  
- Freeze-Dry  
- Earth Power  
- Roost  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Dazzling Gleam  
- U-turn  
- Roost  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 196 HP / 92 Def / 168 Spe  
Timid Nature  
- Heat Wave  
- Knock Off  
- U-turn  
- Defog  

Slowbro @ Colbur Berry  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Body Press  
- Teleport  
- Slack Off  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 80 Def / 176 SpD  
Careful Nature  
- Spikes  
- Power Whip  
- Knock Off  
- Thunder Wave  

Landorus-Therian (M) @ Leftovers  
Ability: Intimidate  
EVs: 252 HP / 12 Def / 244 SpD  
Careful Nature  
IVs: 23 Spe  
- Stealth Rock  
- Earthquake  
- U-turn  
- Toxic