Xerneas @ Covert Cloak  
Ability: Unaware  
Hidden Power: Fairy  
Tera Type: Water  
EVs: 252 HP / 1 Atk / 90 Def / 120 SpA / 90 SpD / 64 Spe  
Calm Nature  
- Moonblast  
- Spectral Thief  
- Heal Order  
- Flip Turn  

Rayquaza-Mega @ Heavy-Duty Boots  
Ability: Delta Stream  
Hidden Power: Water  
Tera Type: Flying  
EVs: 252 HP / 1 Atk / 100 Def / 110 SpA / 100 SpD / 69 Spe  
Bold Nature  
IVs: 30 HP  
- Scald  
- Spectral Thief  
- Heal Order  
- Flip Turn  

Dialga @ Psychium Z  
Ability: Purifying Salt  
Hidden Power: Dark  
Tera Type: Ghost  
EVs: 252 HP / 110 Atk / 100 Def / 1 SpA / 100 SpD / 63 Spe  
Sassy Nature  
- Knock Off  
- Spectral Thief  
- Heal Order  
- Teleport  

Ho-Oh @ Light Clay  
Ability: Prankster  
Hidden Power: Rock  
Tera Type: Grass  
EVs: 252 HP / 1 Atk / 102 Def / 1 SpA / 100 SpD / 68 Spe  
Calm Nature  
IVs: 0 Atk  
- Reflect  
- Light Screen  
- Heal Order  
- Haze  

Giratina @ Toxic Orb  
Ability: Poison Heal  
Hidden Power: Dark  
Tera Type: Fairy  
EVs: 252 HP / 100 Atk / 90 Def / 1 SpA / 90 SpD / 70 Spe  
Impish Nature  
- Ceaseless Edge  
- Rapid Spin  
- Sizzly Slide  
- Spectral Thief  

Chansey @ Covert Cloak  
Ability: Imposter  
Happiness: 127  
Hidden Power: Fighting  
Dynamax Level: 999  
Tera Type: Poison  
EVs: 252 HP / 1 Atk / 22 Def / 1 SpA / 1 SpD / 60 Spe  
Relaxed Nature  
- Circle Throw  
- Rest  
- Defog  
- Clear Smog