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

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