Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Leech Seed  
- Protect  
- Spikes  
- Power Whip  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
IVs: 29 Spe  
- U-turn / Taunt
- Knock Off  
- Roost  
- Defog