Rayquaza-Mega @ Sky Plate  
Ability: Aerilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Fake Out  
- Extreme Speed  
- Sacred Fire  
- Thousand Arrows  

Xerneas @ Shed Shell  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 30 HP  
- Stealth Rock  
- Milk Drink  
- U-turn  
- Aromatherapy  

Mewtwo-Mega-X @ Choice Band  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Photon Geyser  
- Drain Punch  
- Sacred Fire  
- Play Rough  

Muk-Alola @ Air Balloon  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Impish Nature  
- Parting Shot  
- Defog  
- Shore Up  
- Spectral Thief  

Zygarde-Complete @ Safety Goggles  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Heal Order  
- Parting Shot  
- Haze  

Mewtwo-Mega-X @ Shed Shell  
Ability: Pure Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Thousand Arrows  
- Leaf Blade  
- Diamond Storm