Rayquaza @ Life Orb  
Ability: Air Lock  
EVs: 252 Atk / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- V-create  
- Extreme Speed  
- Draco Meteor  

Xerneas @ Heavy-Duty Boots  
Ability: Fairy Aura  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Aromatherapy  
- Moonblast  
- Thunder Wave  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 252 SpD / 8 Spe  
Gentle Nature  
- Knock Off  
- Snarl  
- Defog  
- Roost  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 224 HP / 252 SpD / 32 Spe  
Careful Nature  
- Thunder Wave  
- Iron Head  
- Stealth Rock  
- Moonlight  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
IVs: 0 Atk  
- Iron Defense  
- Body Press  
- Leech Seed  
- Thunder Wave  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 240 HP / 252 SpD / 16 Spe  
Jolly Nature  
- Protect  
- Toxic  
- Recover  
- Dragon Tail