Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 24 HP / 252 Atk / 48 SpD / 184 Spe  
Jolly Nature  
- Foul Play  
- Knock Off  
- U-turn  
- Roost  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 204 Def / 52 SpD / 4 Spe  
Impish Nature  
- Sacred Fire  
- Whirlwind  
- Defog  
- Brave Bird  

Calyrex-Shadow @ Choice Scarf  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Astral Barrage  
- Psyshock  
- Trick  
- Aromatherapy  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 240 Def / 16 Spe  
Impish Nature  
- Stealth Rock  
- Sunsteel Strike  
- Earthquake  
- Morning Sun  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 252 HP / 40 SpD / 216 Spe  
Timid Nature  
IVs: 0 Atk  
- Cosmic Power  
- Meteor Beam  
- Dragon Pulse  
- Recover  

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