Arceus-Ground @ Ability Shield  
Ability: Ice Scales  
Tera Type: Fairy  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Careful Nature  
- Thousand Waves  
- Volt Switch  
- Heal Order  
- Topsy-Turvy  

Xerneas @ Life Orb  
Ability: Pixilate  
Tera Type: Fairy  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Boomburst  
- Rapid Spin  
- Strength Sap  
- Headlong Rush  

Gengar-Mega @ Choice Specs  
Ability: Beads of Ruin  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Moongeist Beam  
- Volt Switch  
- Fleur Cannon  

Chansey (F) @ Eviolite  
Ability: Imposter  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
IVs: 0 Atk  
- Shore Up  
- Heal Bell  
- U-turn  
- Toxic  

Dondozo @ Ability Shield  
Ability: Fur Coat  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Core Enforcer  
- Spectral Thief  
- Heal Order  
- U-turn  

Zacian-Crowned @ Covert Cloak  
Ability: Primordial Sea  
Tera Type: Water  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Tidy Up  
- Fishious Rend  
- Magical Torque  
- Heal Order