Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 208 HP / 252 Def / 48 Spe  
Impish Nature  
- Thousand Arrows  
- Glare  
- Coil  
- Rest  

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

Eternatus @ Life Orb  
Ability: Pressure  
EVs: 252 SpA / 80 SpD / 176 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Flamethrower  
- Recover  
- Toxic  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 244 HP / 244 Def / 20 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Will-O-Wisp  
- Defog  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
EVs: 236 HP / 240 Def / 32 Spe  
Impish Nature  
- Sunsteel Strike  
- Moonlight  
- Dragon Dance  
- Earthquake  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 80 Def / 164 SpD / 12 Spe  
Impish Nature  
- Stealth Rock  
- Stone Edge  
- Precipice Blades  
- Toxic