Zacian @ Flame Orb  
Ability: Pixilate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Facade  
- Rapid Spin  
- Swords Dance  
- Strength Sap  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Thunder Cage  
- Spikes  
- Quiver Dance  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Facade  
- Dragon Tail  
- Sacred Fire  
- Shift Gear  

Ho-Oh @ Life Orb  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Fire Lash  
- Brave Bird  
- Nuzzle  
- Recover  

Zamazenta-Crowned @ Rusted Shield  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Anchor Shot  
- Thunderous Kick  
- Defog  
- Recover  

Groudon @ Soft Sand  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Thousand Arrows  
- Parting Shot  
- Haze  
- Shore Up