Shell Smash (Omastar) @ Focus Sash / White Herb / Power Herb 
Ability: Dazzling  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Ice Beam / Meteor Beam
- Hydro Pump  
- Earth Power / Meteor Beam

Regenerator (Omastar) @ Leftovers  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Ice Beam  
- Scald  
- Stealth Rock / Spikes / Toxic Spikes
- Toxic