Metagross @ Custap Berry  
Ability: Clear Body  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Rain Dance  
- Stealth Rock  
- Meteor Mash  
- Explosion  

Heracross @ Salac Berry  
Ability: Swarm  
EVs: 24 HP / 252 Atk / 232 Spe  
Adamant Nature  
- Swords Dance  
- Substitute  
- Megahorn  
- Close Combat  

Kingdra @ Life Orb  
Ability: Swift Swim  
EVs: 72 HP / 20 Def / 252 SpA / 164 Spe  
Modest Nature  
IVs: 3 Atk / 30 SpA  
- Rain Dance  
- Hydro Pump  
- Draco Meteor  
- Hidden Power [Electric]  

Rotom-Wash @ Damp Rock  
Ability: Levitate  
EVs: 224 HP / 140 SpA / 144 Spe  
Modest Nature  
IVs: 2 Atk / 30 Def  
- Rain Dance  
- Thunder  
- Hydro Pump  
- Hidden Power [Ice]  

Omastar @ Lum Berry  
Ability: Swift Swim  
EVs: 48 HP / 252 SpA / 208 Spe  
Modest Nature  
IVs: 0 Atk  
- Spikes  
- Rest  
- Ice Beam  
- Hydro Pump  

Tyranitar @ Choice Scarf  
Ability: Sand Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Crunch  
- Stone Edge  
- Earthquake  
- Rain Dance