Ferrothorn @ Leftovers  
Ability: Regenerator / Dauntless Shield  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Body Press 
- Knock Off / Power Whip 
- Spikes / Stealth Rock  
- Leech Seed  

Ferrothorn @ Leftovers  
Ability: Flash Fire / Mold Breaker  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
- Power Whip  
- Knock Off 
- Leech Seed  
- Spikes / Stealth Rock