Calyrex-Shadow @ Expert Belt  
Ability: As One  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Psyshock  
- Astral Barrage  
- Draining Kiss  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
- U-turn  
- Oblivion Wing  
- Heat Wave  
- Dark Pulse  

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

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Stealth Rock  
- Thunder Wave  
- Morning Sun  
- Earthquake  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 200 Def / 56 SpD  
Impish Nature  
- Defog  
- Sacred Fire  
- Recover  
- Toxic  

Eternatus @ Shed Shell  
Ability: Pressure  
EVs: 252 HP / 200 Def / 56 Spe  
Timid Nature  
- Dynamax Cannon  
- Flamethrower  
- Toxic  
- Recover