Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
EVs: 252 HP / 248 Def / 8 Spe  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Toxic  
- Stealth Rock  

Eternatus @ Haban Berry  
Ability: Pressure  
EVs: 228 HP / 76 Def / 16 SpA / 52 SpD / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Mystical Fire  
- Recover  
- Sludge Bomb  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 48 HP / 4 Def / 204 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Roost  
- Foul Play  
- Defog  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 16 Atk / 100 Def / 92 SpD / 52 Spe  
Adamant Nature  
- Brave Bird  
- Sacred Fire  
- Thunder Wave  
- Whirlwind  

Zygarde @ Chesto Berry  
Ability: Power Construct  
EVs: 144 HP / 184 Atk / 16 Def / 164 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Rest  
- Dragon Tail  

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 248 SpA / 8 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Trick  
- Aromatherapy  
- Haze