1 good set (Iron Treads) @ Choice Band  
Ability: Quark Drive  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Megahorn  
- Iron Head  
- Earthquake  
- Stone Edge  

2 good set (Iron Bundle) @ Booster Energy  
Ability: Quark Drive  
EVs: 248 HP / 148 Def / 44 SpA / 68 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Ice Beam  
- Chilling Water  
- Freeze-Dry  

all good set (Bellibolt) @ Mental Herb  
Ability: Electromorphosis  
EVs: 248 HP / 128 Def / 132 Spe  
Bold Nature  
- Soak  
- Thunder  
- Parabolic Charge  
- Sucker Punch