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 @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 176 HP / 200 SpD / 132 Spe  
Timid Nature  
- Dynamax Cannon  
- Dragon Tail  
- Light Screen  
- Recover  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 72 SpD / 184 Spe  
Careful Nature  
- Knock Off  
- U-turn  
- Defog  
- Roost  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 48 HP / 164 Def / 252 SpA / 44 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Aromatherapy  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 152 Atk / 92 SpD / 16 Spe  
Adamant Nature  
- Sacred Fire  
- Thunder Wave  
- Defog  
- Brave Bird  

Zygarde @ Chesto Berry  
Ability: Power Construct  
EVs: 144 HP / 184 Atk / 16 Def / 164 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Rest  
- Coil