Eternatus @ Dragonium Z  
Ability: Pressure  
Tera Type: Poison  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Fire Blast  
- Sludge Bomb  
- Toxic Spikes  

Groudon-Primal @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 248 HP / 68 Def / 192 SpD  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Dragon Tail  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Close Combat  
- Wild Charge  
- Behemoth Blade  

Alomomola @ Mental Herb  
Ability: Regenerator  
Tera Type: Dark  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Flip Turn  
- Toxic  
- Wish  
- Protect  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Tera Type: Grass  
EVs: 252 HP / 68 Def / 188 Spe  
Timid Nature  
IVs: 0 Atk  
- Foul Play  
- Defog  
- Roost  
- Taunt  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 72 HP / 252 Atk / 60 Def / 124 Spe  
Adamant Nature  
- Dragon Dance  
- Earthquake  
- Stone Edge  
- Recover