Aron (M)  
Ability: Sturdy  
Level: 26  
EVs: 248 HP / 240 Atk / 20 SpD  
Adamant Nature  
- Rock Slide  
- Headbutt  
- Tackle  
- Metal Claw  

Rhyhorn (M)  
Ability: Rock Head  
Level: 26  
EVs: 252 HP / 244 Atk / 8 SpD  
Adamant Nature  
- Horn Attack  
- Stomp  
- Smack Down  
- Bulldoze  

Graveler (M)  
Ability: Sturdy  
Level: 28  
EVs: 252 HP / 240 Atk / 12 SpD  
Adamant Nature  
- Rock Slide  
- Take Down  
- Defense Curl  
- Sand Attack