Special Luc (Lucario-Mega) @ Lucarionite  
Ability: Adaptability  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Focus Blast / Aura Sphere 
- Vacuum Wave  
- Flash Cannon  
The special set, can run aura sphere if you fear missing focus blasts

Physical Luc (Lucario-Mega) @ Lucarionite  
Ability: Adaptability  
Level: 50  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance / Earthquake / Ice Punch / Substitute / Rock Slide 
- Meteor Mash  
- Bullet Punch  
- Close Combat  
Physical Luc, generally you can forgoe SD for another coverage move, but you are always going to be having a combination of these 4 moves.