Arceus @ Splash Plate  
Ability: Multitype  
Tera Type: Steel  
EVs: 80 HP / 88 Def / 88 SpA / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Zygarde @ Mental Herb  
Ability: Power Construct  
Tera Type: Fairy  
EVs: 248 HP / 204 Def / 56 Spe  
Impish Nature  
- Coil  
- Glare  
- Rest  
- Thousand Arrows  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 248 HP / 68 Def / 176 SpD / 16 Spe  
Bold Nature  
- Spikes  
- Overheat  
- Swords Dance  
- Precipice Blades  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Fairy  
EVs: 248 HP / 188 Def / 56 SpD / 16 Spe  
Impish Nature  
- Thunder Wave  
- Brave Bird  
- Whirlwind  
- Defog  

Eternatus @ Life Orb  
Ability: Pressure  
Tera Type: Dark  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 29 HP / 0 Atk  
- Dynamax Cannon  
- Sludge Bomb  
- Recover  
- Fire Blast  

Tyranitar @ Air Balloon  
Ability: Sand Stream  
Tera Type: Flying  
EVs: 48 HP / 120 Atk / 88 Def / 252 Spe  
Adamant Nature  
- Pursuit  
- Thunder Wave  
- Stone Edge  
- Foul Play