Eternatus @ magicguard  
Ability: nightshade  
Tera Type: Flying  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Timid Nature  
- Infestation  
- Salt Cure  
- Baneful Bunker  
- Strength Sap  

Zacian-Crowned  
Ability: acrobatics  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Tidy Up  
- Gigaton Hammer  
- Magical Torque  
- V-create  

Zygarde-Complete @ wish  
Ability: haze  
Tera Type: Ghost  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Baneful Bunker  
- Thousand Waves  
- Volt Switch  
- Metal Burst  

Arceus-Water @ willowisp  
Ability: Fur Coat  
Tera Type: Ground  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Tidy Up  
- Fishious Rend  
- Heal Order  
- U-turn  

Ho-Oh @ oblivionwing  
Ability: Triage  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- V-create  
- Brave Bird  
- Swords Dance  
- Strength Sap  

Dialga-Origin @ goodasgold  
Ability: aromatherapy  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Doom Desire  
- Heal Order  
- Whirlwind  
- Tail Glow