Kyurem-Black @ Choice Band  
Ability: Sword of Ruin  
Tera Type: Dragon  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Glacial Lance  
- Glaive Rush  
- V-create  
- U-turn  

Mewtwo-Mega-X @ Life Orb  
Ability: Magic Guard  
Tera Type: Psychic  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Fleur Cannon  
- High Jump Kick  
- Gigaton Hammer  
- Strength Sap  

Arceus-Ground @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Ground  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Tidy Up  
- Earthquake  
- Toxic  
- Strength Sap  

Dialga-Origin @ Adamant Crystal  
Ability: Fur Coat  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk / 30 Spe  
- Revelation Dance  
- Draco Meteor  
- Teleport  
- Strength Sap  

Ho-Oh @ Heavy-Duty Boots  
Ability: Magic Bounce  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Knock Off  
- V-create  
- Teleport  
- Recover  

Chansey (F) @ Eviolite  
Ability: Imposter  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Heal Bell  
- Recover  
- Teleport  
- Ruination