Calyrex-Shadow @ Choice Specs  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Trick  
- Protect  

Zygarde @ Life Orb  
Ability: Power Construct  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- Dragon Dance  
- Iron Tail  
- Stone Edge  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 96 HP / 160 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- U-turn  
- Defog  
- Roost  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 64 Def / 252 SpA / 192 Spe  
Timid Nature  
- Moonblast  
- Thunder Wave  
- Defog  
- Aromatherapy  

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

Eternatus @ Eject Pack  
Ability: Pressure  
EVs: 252 HP / 124 SpD / 132 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Flamethrower  
- Toxic  
- Recover