Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Leech Seed  
- Iron Defense  
- Body Press  
- Spikes  

Salazzle (F) @ Heavy-Duty Boots  
Ability: Oblivious  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Flare Blitz  
- Knock Off  
- Gunk Shot  

Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Moonblast  
- Knock Off  
- Soft-Boiled  
- Stealth Rock  

Dragonite @ Heavy-Duty Boots  
Ability: Multiscale  
EVs: 56 HP / 200 Atk / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Earthquake  
- Ice Punch  
- Roost  

Groudon @ Leftovers  
Ability: Drought  
EVs: 156 HP / 252 Atk / 100 Spe  
Adamant Nature  
- Swords Dance  
- Earthquake  
- Stone Edge  
- Heat Crash  

Heatran @ Choice Scarf  
Ability: Flash Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Eruption  
- Flamethrower  
- Earth Power  
- Flash Cannon