Xerneas @ Pixie Plate  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Rash Nature  
- Rapid Spin  
- Extreme Speed  
- Boomburst  
- Strength Sap  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Facade  
- Precipice Blades  
- Spikes  
- Dragon Dance  

Lunala @ Rocky Helmet  
Ability: Ice Scales  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
- Spectral Thief  
- Future Sight  
- Core Enforcer  
- Recover  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Aromatherapy  
- Anchor Shot  
- Spectral Thief  
- Roost  

Celesteela @ Heavy-Duty Boots  
Ability: Primordial Sea  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Soft-Boiled  
- Defog  
- Teleport  
- Core Enforcer  

Tapu Fini @ Focus Sash  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Stealth Rock  
- Shore Up  
- Haze