Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 72 HP / 252 SpD / 184 Spe  
Jolly Nature  
- Foul Play  
- Defog  
- Roost  
- U-turn  

Calyrex-Shadow @ Life Orb  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Baton Pass  
- Astral Barrage  
- Draining Kiss  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 4 Def / 252 SpA / 252 Spe  
Hasty Nature  
- Moonblast  
- Focus Blast  
- Thunder  
- Night Slash  

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

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 208 HP / 252 SpD / 48 Spe  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Recover  
- Flamethrower  
- Dynamax Cannon  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Oblivion Wing  
- Knock Off  
- Heat Wave  
- Sucker Punch