Porygon-Z @ Choice Scarf  
Ability: Adaptability  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Beam  
- Ice Beam  
- Shadow Ball  
- Trick  

Heracross-Mega @ Heracronite  
Ability: Guts  
EVs: 240 HP / 80 Atk / 180 Def / 8 SpD  
Adamant Nature  
- Bullet Seed  
- Close Combat  
- Rock Blast  
- Pin Missile  

Empoleon @ Petaya Berry  
Ability: Torrent  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Yawn  
- Endure  
- Hydro Cannon  
- Flash Cannon