Miraidon @ Choice Specs  
Ability: Hadron Engine  
Tera Type: Electric  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Rising Voltage  
- Trick  
- Draco Meteor  
- U-turn  

Mewtwo-Mega-X @ Toxic Orb  
Ability: Poison Heal  
Tera Type: Fairy  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naive Nature  
- Lumina Crash  
- Thunderous Kick  
- Ceaseless Edge  
- Spiky Shield  

Chansey (F) @ Eviolite  
Ability: Imposter  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Whirlwind  
- Heal Order  
- Metal Burst  
- Topsy-Turvy  

Groudon @ Red Orb  
Ability: Intrepid Sword  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- V-create  
- Mortal Spin  
- Solar Blade  
- Synthesis  

Arceus-Water @ Ability Shield  
Ability: Fur Coat  
Tera Type: Dragon  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Worry Seed  
- Heal Order  
- Teleport  

Dialga-Origin @ Covert Cloak  
Ability: Ice Scales  
Tera Type: Flying  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Anchor Shot  
- Core Enforcer  
- Spectral Thief  
- Heal Order