Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 248 HP / 220 Def / 40 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Flamethrower  
- Psychic  
- Roost  

Mawile-Mega @ Mawilite  
Ability: Intimidate  
EVs: 52 HP / 252 Atk / 204 Spe  
Adamant Nature  
- Play Rough  
- Brick Break  
- Thunder Punch  
- Fire Fang  

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

Ferrothorn @ Chople Berry  
Ability: Iron Barbs  
EVs: 248 HP / 8 Def / 240 SpD / 12 Spe  
Careful Nature  
- Spikes  
- Thunder Wave  
- Leech Seed  
- Iron Head  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Roost  
- Thunderbolt  
- Volt Switch  
- Hidden Power [Ice]  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 12 HP / 252 Atk / 244 Spe  
Jolly Nature  
- Earthquake  
- U-turn  
- Defog  
- Hidden Power [Fire]