Metagross @ Shuca Berry  
Ability: Clear Body  
EVs: 252 HP / 80 Atk / 176 SpD  
Adamant Nature  
- Stealth Rock  
- Meteor Mash  
- Earthquake  
- Explosion  

Politoed @ Choice Specs  
Ability: Water Absorb  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 3 Atk / 30 SpA  
- Hydro Pump  
- Surf  
- Ice Beam  
- Hidden Power [Electric]  

Tyranitar @ Chople Berry  
Ability: Sand Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Crunch  
- Earthquake  
- Fire Punch  

Gyarados @ Lum Berry  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Waterfall  
- Earthquake  
- Ice Fang  

Donphan @ Lum Berry  
Ability: Sturdy  
EVs: 248 HP / 252 Atk / 8 SpD  
Adamant Nature  
- Rapid Spin  
- Head Smash  
- Ice Shard  
- Earthquake  

Magneton @ Choice Scarf  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 2 Atk / 30 SpA  
- Thunderbolt  
- Hidden Power [Grass]  
- Flash Cannon  
- Thunder Wave