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

Calyrex-Shadow @ Life Orb  
Ability: As One (Spectrier)  
EVs: 144 Def / 112 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Substitute  
- Draining Kiss  
- Nasty Plot  

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

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 84 HP / 172 SpD / 252 Spe  
Jolly Nature  
IVs: 0 Atk  
- Taunt  
- Foul Play  
- Roost  
- Defog  

Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
IVs: 30 Atk  
- Transform  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 156 SpD / 100 Spe  
Timid Nature  
- Dragon Tail  
- Flamethrower  
- Toxic  
- Recover