Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 248 HP / 68 Def / 192 SpD  
Relaxed Nature  
- Stealth Rock  
- Toxic  
- Precipice Blades  
- Overheat  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Grass  
EVs: 248 HP / 204 Def / 56 SpD  
Impish Nature  
- Sacred Fire  
- Toxic  
- Defog  
- Whirlwind  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 248 HP / 4 Def / 16 SpA / 104 SpD / 136 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Taunt  
- Recover  
- Judgment  

Zygarde @ Leftovers  
Ability: Power Construct  
Tera Type: Ground  
EVs: 12 HP / 216 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Dragon Dance  
- Thousand Arrows  
- Substitute  
- Dragon Tail  

Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Fairy  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Recover  
- Fire Blast  
- Dynamax Cannon  

Ditto @ Choice Scarf  
Ability: Imposter  
Happiness: 1  
Tera Type: Ghost  
EVs: 248 HP / 8 Atk / 252 Def  
Relaxed Nature  
IVs: 0 Spe  
- Transform