Azumarill @ Sitrus Berry  
Ability: Huge Power  
EVs: 76 HP / 252 Atk / 180 Spe  
Adamant Nature  
- Belly Drum  
- Aqua Jet  
- Liquidation  
- Knock Off  

Charizard-Mega-X @ Charizardite X  
Ability: Blaze  
EVs: 32 HP / 252 Atk / 224 Spe  
Jolly Nature  
- Substitute  
- Swords Dance  
- Dragon Claw  
- Flame Charge  

Magearna @ Fightinium Z  
Ability: Soul-Heart  
EVs: 24 HP / 248 SpA / 236 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Shift Gear  
- Flash Cannon  
- Focus Blast  

Tapu Koko @ Light Clay  
Ability: Electric Surge  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Reflect  
- Light Screen  
- Wild Charge  
- U-turn  

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

Serperior @ Rocky Helmet  
Ability: Contrary  
EVs: 208 HP / 48 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Defog  
- Glare  
- Taunt  
- Leaf Storm