Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 104 HP / 202 Atk / 52 SpD / 152 Spe  
Adamant Nature  
- Stealth Rock  
- Fire Punch  
- Precipice Blades  
- Stone Edge  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Knock Off  
- U-turn  
- Defog  
- Roost  

Kyogre @ Blue Orb  
Ability: Drizzle  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
- Water Spout  
- Thunder  
- Origin Pulse  
- Ice Beam  

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

Rayquaza @ Life Orb  
Ability: Air Lock  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Dragon Dance  
- Extreme Speed  
- Earthquake  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Behemoth Blade  
- Wild Charge  
- Close Combat  
- Assurance