Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
EVs: 248 HP / 76 SpD / 184 Spe  
Timid Nature  
- Nature's Madness  
- Roost  
- Taunt  
- U-turn  

Magearna @ Choice Specs  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Aura Sphere  
- Flash Cannon  
- Volt Switch  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
- Hurricane  
- Defog  
- Knock Off  
- U-turn  

Garchomp @ Rocky Helmet  
Ability: Rough Skin  
EVs: 252 HP / 200 Def / 56 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Toxic  
- Endure  

Spectrier @ Leftovers  
Ability: Grim Neigh  
EVs: 112 HP / 180 SpA / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Calm Mind  
- Hex  
- Will-O-Wisp  

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