Urshifu @ Choice Band  
Ability: Sniper  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Wicked Blow  
- U-turn  
- Poison Jab  

Rayquaza @ Heavy-Duty Boots  
Ability: Aerilate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Extreme Speed  
- Earthquake  
- Stone Edge  

Yveltal @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 SpA / 252 SpD  
Gentle Nature  
- Knock Off  
- Sucker Punch  
- U-turn  
- Rock Slide  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Stealth Rock  
- Morning Sun  
- Sunsteel Strike  
- Knock Off  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Moonblast  
- Protect  
- Defog  

Marshadow @ Choice Band  
Ability: Adaptability  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Spectral Thief  
- Shadow Sneak  
- Knock Off