Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
IVs: 30 Atk  
- Fire Blast  
- Solar Beam  
- Hidden Power [Ice]  
- Earthquake  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- U-turn  
- Hidden Power [Ice]  
- Volt Switch  

Garchomp @ Life Orb  
Ability: Rough Skin  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Draco Meteor  
- Fire Blast  
- Earthquake  
- Stealth Rock  

Kartana @ Fightinium Z  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Leaf Blade  
- Smart Strike  
- Sacred Sword  

Tyranitar @ Assault Vest  
Ability: Sand Stream  
EVs: 252 HP / 252 Atk / 4 SpA  
Brave Nature  
- Stone Edge  
- Pursuit  
- Ice Beam  
- Fire Punch  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Defog  
- Nature's Madness  
- Taunt