Conkeldurr @ Flame Orb  
Ability: Guts  
EVs: 236 HP / 252 Atk / 20 Spe  
Adamant Nature  
- Drain Punch  
- Mach Punch  
- Earthquake  
- Thunder Punch  

Aegislash @ Choice Band  
Ability: Stance Change  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Iron Head  
- Shadow Sneak  
- Head Smash  
- Sacred Sword  

OR (Evs on first set can be changed to 92 HP/164 Speed)

Aegislash @ Shuca Berry  
Ability: Stance Change  
EVs: 96 HP / 144 Atk / 252 SpA / 16 Spe  
Rash Nature  
- Shadow Ball  
- Flash Cannon  
- Close Combat  
- King's Shield  

Clefable @ Life Orb  
Ability: Magic Guard  
EVs: 44 HP / 252 SpA / 212 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Fire Blast  
- Thunderbolt  
- Moonlight