Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 248 HP / 224 Def / 36 Spe  
Impish Nature  
- Knock Off  
- Morning Sun  
- Stealth Rock  
- Sunsteel Strike  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 224 HP / 32 Atk / 252 SpD  
Adamant Nature  
IVs: 28 Spe  
- Knock Off  
- U-turn  
- Taunt  
- Roost  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Close Combat  
- Assurance  
- Wild Charge  

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Trick  
- Haze  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 16 HP / 224 Atk / 36 Def / 232 Spe  
Impish Nature  
- Dragon Dance  
- Substitute  
- Thousand Arrows  
- Dragon Tail  

Eternatus @ Sitrus Berry  
Ability: Pressure  
EVs: 252 HP / 164 SpD / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Toxic  
- Recover