Meloetta-Pirouette @ Life Orb  
Ability: Magic Guard  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Coil  
- Population Bomb  
- Low Kick  
- Wicked Blow  

Magearna @ Rocky Helmet  
Ability: Wandering Spirit  
Tera Type: Water  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Soft-Boiled  
- Volt Switch  
- Heart Swap  
- Moonblast  

Dialga-Origin @ Assault Vest  
Ability: Regenerator  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Stone Axe  
- Revelation Dance  
- Nuzzle  
- U-turn  

Dondozo @ Rocky Helmet  
Ability: Fur Coat  
Tera Type: Fairy  
EVs: 252 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Flip Turn  
- Strength Sap  
- Jungle Healing  
- Knock Off  

Zacian @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Electric  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Roost  
- Tidy Up  
- Spirit Break  
- Haze  

Arceus-Flying @ Covert Cloak  
Ability: Aerilate  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Rapid Spin  
- Boomburst  
- U-turn  
- Recover