Eternatus @ Heavy-Duty Boots  
Ability: Adaptability  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Sludge Bomb  
- Recover  
- Flamethrower  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Stealth Rock  
- Morning Sun  
- Sunsteel Strike  
- Knock Off  

Yveltal @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 252 Def / 8 SpD  
Sassy Nature  
- Knock Off  
- Rock Slide  
- U-turn  
- Sucker Punch  

Ho-Oh @ Heavy-Duty Boots  
Ability: Magic Bounce  
EVs: 248 HP / 4 Atk / 252 SpD  
Careful Nature  
- Sacred Fire  
- Thunder Wave  
- Whirlwind  
- Recover  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Protect  
- Defog  
- Calm Mind  

Reshiram @ Choice Scarf  
Ability: Desolate Land  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Blue Flare  
- Draco Meteor  
- Earth Power  
- Rock Slide