Gyarados-Mega @ Gyaradosite  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Waterfall  
- Crunch  
- Dragon Dance  
- Taunt  

Greninja (M) @ Focus Sash  
Ability: Protean  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Spikes  
- Toxic Spikes  
- Taunt  

Landorus-Therian @ Focus Sash  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Explosion  
- Stealth Rock  
- Swords Dance  

Tapu Koko @ Light Clay  
Ability: Electric Surge  
EVs: 248 HP / 8 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Reflect  
- Light Screen  
- Taunt  

Magearna @ Electrium Z  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Ice Beam  
- Shift Gear  
- Calm Mind  

Zygarde @ Leftovers  
Ability: Aura Break  
EVs: 188 HP / 140 Atk / 180 Spe  
Adamant Nature  
- Thousand Arrows  
- Extreme Speed  
- Dragon Dance  
- Substitute