Lucario-Mega @ Lucarionite  
Ability: Adaptability  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Close Combat  
- Substitute  
- Swords Dance  
- Bone Rush  

Aggron-Mega @ Aggronite  
Ability: Sturdy  
EVs: 252 HP / 136 Atk / 120 SpD  
Sassy Nature  
- Metal Burst  
- Earthquake  
- Fire Punch  
- Superpower  

Kartana @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 252 Spe  
Jolly Nature  
- Sacred Sword