Kommo-o @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Body Press  
- Earthquake  
- Stealth Rock  
- Toxic

Kommo-o @ Life Orb  
Ability: Triage  
EVs: 252 Atk / 120 Def / 136 Spe  
Adamant Nature  
- Swords Dance  
- Poison Jab  
- Drain Punch  
- Stealth Rock

Kommo-o @ Sitrus Berry  
Ability: Unburden  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Belly Drum  
- Drain Punch  
- Poison Jab  
- Earthquake