Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Fairy  
EVs: 248 HP / 136 Def / 124 SpA  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Eternatus @ Haban Berry  
Ability: Pressure  
Tera Type: Fairy  
EVs: 8 Def / 248 SpA / 120 SpD / 132 Spe  
Modest Nature  
IVs: 0 Atk  
- Agility  
- Dynamax Cannon  
- Fire Blast  
- Sludge Bomb  

Groudon @ Life Orb  
Ability: Drought  
Tera Type: Fire  
EVs: 64 HP / 252 Atk / 192 Spe  
Adamant Nature  
- Fire Punch  
- Dragon Claw  
- Precipice Blades  
- Swords Dance  

Koraidon @ Life Orb  
Ability: Orichalcum Pulse  
Tera Type: Fire  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Taunt  
- Stomping Tantrum  
- Flare Blitz  
- Low Kick  

Rayquaza @ Heavy-Duty Boots  
Ability: Air Lock  
Tera Type: Fire  
EVs: 252 Atk / 4 Def / 252 Spe  
Naive Nature  
- Dragon Dance  
- Dragon Ascent  
- Earthquake  
- Draco Meteor  

Grimmsnarl @ Light Clay  
Ability: Prankster  
Tera Type: Ghost  
EVs: 248 HP / 252 Def / 8 SpD  
Impish Nature  
- Reflect  
- Light Screen  
- Spirit Break  
- Taunt