Shuckle @ Custap Berry  
Ability: Sturdy  
EVs: 252 HP / 136 Def / 120 SpD  
Bold Nature  
- Sticky Web  
- Stealth Rock  
- Final Gambit  
- Encore  

Zekrom @ Life Orb  
Ability: Teravolt  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Bolt Strike  
- Dragon Claw  
- Magnet Rise  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Foul Play  
- Sucker Punch  
- Taunt  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Sunsteel Strike  
- Earthquake  
- Stone Edge  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Meteor Beam  
- Flamethrower  
- Dynamax Cannon  
- Sludge Bomb  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast