Special wallbreaker (Cursola) @ Life Orb  
Ability: Sheer Force  
EVs: 252 HP / 4 Def / 252 SpA 
Modest Nature  or Quiet Nature 0 Spe IV
IVs: 0 Atk  
- Shadow Ball  
- Ice Beam  
- Earth Power  
- Strength Sap

Setup (Cursola) @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Strength Sap  
- Nature Power  
- Calm Mind  
- Ice Beam