Blacephalon @ Ghostium Z  
Ability: Beast Boost  
EVs: 216 HP / 20 SpA / 20 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Calm Mind  
- Shadow Ball  
- Flamethrower  

Gyarados-Mega @ Gyaradosite  
Ability: Intimidate  
EVs: 64 HP / 248 Atk / 196 Spe  
Jolly Nature  
- Dragon Dance  
- Substitute  
- Earthquake  
- Crunch  

Excadrill @ Focus Sash  
Ability: Mold Breaker  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Earthquake  
- Toxic  
- Rapid Spin  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 248 HP / 84 SpA / 28 SpD / 148 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Thunderbolt  
- Shift Gear  
- Flash Cannon 

Zygarde @ Iapapa Berry  
Ability: Aura Break  
EVs: 160 HP / 216 Atk / 28 SpD / 104 Spe  
Adamant Nature  
- Thousand Arrows  
- Extreme Speed  
- Dragon Dance  
- Coil  

Greninja @ Focus Sash  
Ability: Protean  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Ice Beam  
- Hidden Power [Fire]  
- Spikes