Dragonite @ Choice Band  
Ability: Multiscale  
EVs: 160 HP / 64 Atk / 104 SpD / 180 Spe  
Careful Nature  
- Outrage  
- Superpower  
- Earthquake  
- Iron Head  

Magneton @ Electrium Z  
Ability: Sturdy  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Protect  
- Zap Cannon  
- Electroweb  
- Metal Sound  

Charizard-Mega-X @ Charizardite X  
Ability: Blaze  
EVs: 16 HP / 60 Atk / 180 Def / 252 Spe  
Jolly Nature  
- Rock Tomb  
- Flare Blitz  
- Outrage  
- Dragon Dance