PDef Skarm (Skarmory) @ Shed Shell
                      / Leftovers
Ability: Keen Eye  
EVs: 252 HP / 232 Def / 24 Spe  
Impish Nature  
- Brave Bird  /  Drill Peck
- Roost  
- Whirlwind  /  Taunt
- Spikes  

Spdef Skarm (Skarmory) @ Leftovers 
                       / Shed Shell
Ability: Keen Eye  
EVs: 252 HP / 16 Def / 240 SpD  
Impish Nature  
- Brave Bird  /  Drill Peck
- Roost  
- Whirlwind  
- Spikes  

Double Hazards (Skarmory) @ Leftovers 
                          / Custap Berry / Focus Sash
Ability: Keen Eye  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Brave Bird  
- Taunt  
- Spikes  
- Stealth Rock