Specially Defensive (Corviknight) @ Leftovers / Heavy-Duty Boots
Ability: Volt Absorb / Delta Stream
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Defog / Bulk Up
- Brave Bird  
- Roost  
- U-turn / Substitute

Physically Defensive (Corviknight) @ Heavy-Duty Boots  
Ability: Volt Absorb / Dauntless Shield
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
- Brave Bird / Body Press
- U-turn  
- Defog  
- Roost