Xerneas @ Pixie Plate  
Ability: Pixilate  
EVs: 248 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- King's Shield  
- Quiver Dance  
- Strength Sap  
- Boomburst  

Zamazenta-Crowned @ Heavy-Duty Boots  
Ability: Ice Scales  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Rapid Spin  
- Thunderous Kick  
- Shore Up  

Lunala @ Rocky Helmet  
Ability: Fur Coat  
EVs: 248 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Hex  
- Core Enforcer  
- Recover  
- Glare  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Facade  
- Dragon Dance  
- Precipice Blades  
- V-create  

Kyogre @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Spikes  
- Flip Turn  
- King's Shield  
- Scald  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 248 HP / 252 Def / 252 SpD  
Bold Nature  
IVs: 0 Atk  
- Wish  
- Stealth Rock  
- King's Shield  
- Teleport