Diancie-Mega @ Diancite  
Ability: Clear Body  
EVs: 124 Atk / 132 SpA / 252 Spe  
Hasty Nature  
- Stealth Rock  
- Diamond Storm  
- Moonblast  
- Earth Power  

Magnezone @ Choice Specs  
Ability: Magnet Pull  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Fire]  
- Volt Switch